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424570080 = 253511191421
BaseRepresentation
bin11001010011100…
…110110011100000
31002120220101122210
4121103212303200
51332142220310
6110044002120
713343533434
oct3123466340
91076811583
10424570080
111a8727870
12ba230340
1369c64bcc
144055c9c4
1527418820
hex194e6ce0

424570080 has 192 divisors, whose sum is σ = 1470099456. Its totient is φ = 102144000.

The previous prime is 424570073. The next prime is 424570093. The reversal of 424570080 is 80075424.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1008270 + ... + 1008690.

It is an arithmetic number, because the mean of its divisors is an integer number (7656768).

Almost surely, 2424570080 is an apocalyptic number.

424570080 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 424570080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (735049728).

424570080 is an abundant number, since it is smaller than the sum of its proper divisors (1045529376).

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

424570080 is a wasteful number, since it uses less digits than its factorization.

424570080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641 (or 633 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 424570080 is about 20605.0983982120. The cubic root of 424570080 is about 751.5936955584.

The spelling of 424570080 in words is "four hundred twenty-four million, five hundred seventy thousand, eighty".