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487514972 = 22726996451
BaseRepresentation
bin11101000011101…
…110001101011100
31020222100022211002
4131003232031130
51444300434342
6120213045432
715036544310
oct3503561534
91228308732
10487514972
1123020a23a
12117326878
137a0033c9
1448a65b40
152cbedd32
hex1d0ee35c

487514972 has 24 divisors (see below), whose sum is σ = 975542400. Its totient is φ = 208825200.

The previous prime is 487514971. The next prime is 487514999. The reversal of 487514972 is 279415784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487514971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72347 + ... + 78797.

It is an arithmetic number, because the mean of its divisors is an integer number (40647600).

Almost surely, 2487514972 is an apocalyptic number.

It is an amenable number.

487514972 is an abundant number, since it is smaller than the sum of its proper divisors (488027428).

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

487514972 is a wasteful number, since it uses less digits than its factorization.

487514972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9161 (or 9159 counting only the distinct ones).

The product of its digits is 564480, while the sum is 47.

The square root of 487514972 is about 22079.7412122516. The cubic root of 487514972 is about 787.0385152726.

The spelling of 487514972 in words is "four hundred eighty-seven million, five hundred fourteen thousand, nine hundred seventy-two".

Divisors: 1 2 4 7 14 28 2699 5398 6451 10796 12902 18893 25804 37786 45157 75572 90314 180628 17411249 34822498 69644996 121878743 243757486 487514972