487654776 has 64 divisors (see below), whose sum is σ = 1548115200. Its totient is φ = 139329504.

The previous prime is 487654757. The next prime is 487654781. The reversal of 487654776 is 677456784.

It is a super-2 number, since 2×487654776² = 475614361111220352, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159750 + ... + 162773.

It is an arithmetic number, because the mean of its divisors is an integer number (24189300).

Almost surely, 2^487654776 is an apocalyptic number.

It is an amenable number.

487654776 is an abundant number, since it is smaller than the sum of its proper divisors (1060460424).

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

487654776 is a wasteful number, since it uses less digits than its factorization.

487654776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322545 (or 322535 counting only the distinct ones).

The product of its digits is 7902720, while the sum is 54.

The square root of 487654776 is about 22082.9068738697. The cubic root of 487654776 is about 787.1137407342.

The spelling of 487654776 in words is "four hundred eighty-seven million, six hundred fifty-four thousand, seven hundred seventy-six".