654801072 has 20 divisors (see below), whose sum is σ = 1691569560. Its totient is φ = 218267008.

The previous prime is 654801031. The next prime is 654801073. The reversal of 654801072 is 270108456.

It is not an unprimeable number, because it can be changed into a prime (654801073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6820797 + ... + 6820892.

It is an arithmetic number, because the mean of its divisors is an integer number (84578478).

Almost surely, 2^654801072 is an apocalyptic number.

It is an amenable number.

654801072 is an abundant number, since it is smaller than the sum of its proper divisors (1036768488).

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

654801072 is a wasteful number, since it uses less digits than its factorization.

654801072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13641700 (or 13641694 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 654801072 is about 25589.0811089418. The cubic root of 654801072 is about 868.3666328309.

The spelling of 654801072 in words is "six hundred fifty-four million, eight hundred one thousand, seventy-two".