654404466 has 16 divisors (see below), whose sum is σ = 1314288000. Its totient is φ = 217221648.

The previous prime is 654404431. The next prime is 654404501. The reversal of 654404466 is 664404456.

It is an interprime number because it is at equal distance from previous prime (654404431) and next prime (654404501).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226741 + ... + 229608.

It is an arithmetic number, because the mean of its divisors is an integer number (82143000).

Almost surely, 2^654404466 is an apocalyptic number.

654404466 is an abundant number, since it is smaller than the sum of its proper divisors (659883534).

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

654404466 is a wasteful number, since it uses less digits than its factorization.

654404466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456593.

The product of its (nonzero) digits is 276480, while the sum is 39.

The square root of 654404466 is about 25581.3304188817. The cubic root of 654404466 is about 868.1912772978.

The spelling of 654404466 in words is "six hundred fifty-four million, four hundred four thousand, four hundred sixty-six".