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487824480 = 25325111323103
BaseRepresentation
bin11101000100111…
…001110001100000
31020222221001101100
4131010321301200
51444340340410
6120223434400
715042303543
oct3504716140
91228831340
10487824480
11230400830
12117455a00
137a0b1250
1448b0685a
152cc608c0
hex1d139c60

487824480 has 576 divisors, whose sum is σ = 2060577792. Its totient is φ = 103403520.

The previous prime is 487824479. The next prime is 487824497. The reversal of 487824480 is 84428784.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4736109 + ... + 4736211.

It is an arithmetic number, because the mean of its divisors is an integer number (3577392).

Almost surely, 2487824480 is an apocalyptic number.

487824480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 487824480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1030288896).

487824480 is an abundant number, since it is smaller than the sum of its proper divisors (1572753312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

487824480 is a wasteful number, since it uses less digits than its factorization.

487824480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 160 counting only the distinct ones).

The product of its (nonzero) digits is 458752, while the sum is 45.

The square root of 487824480 is about 22086.7489685558. The cubic root of 487824480 is about 787.2050354130.

The spelling of 487824480 in words is "four hundred eighty-seven million, eight hundred twenty-four thousand, four hundred eighty".