654798312 has 48 divisors (see below), whose sum is σ = 2026758240. Its totient is φ = 187085088.

The previous prime is 654798301. The next prime is 654798317. The reversal of 654798312 is 213897456.

654798312 is a `hidden beast` number, since 6 + 547 + 98 + 3 + 12 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (654798317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 649098 + ... + 650105.

It is an arithmetic number, because the mean of its divisors is an integer number (42224130).

Almost surely, 2^654798312 is an apocalyptic number.

It is an amenable number.

654798312 is an abundant number, since it is smaller than the sum of its proper divisors (1371959928).

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

654798312 is a wasteful number, since it uses less digits than its factorization.

654798312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299222 (or 1299215 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 654798312 is about 25589.0271796331. The cubic root of 654798312 is about 868.3654127681.

The spelling of 654798312 in words is "six hundred fifty-four million, seven hundred ninety-eight thousand, three hundred twelve".