604226664 has 24 divisors (see below), whose sum is σ = 1636447410. Its totient is φ = 201408864.

The previous prime is 604226653. The next prime is 604226671. The reversal of 604226664 is 466622406.

It can be written as a sum of positive squares in only one way, i.e., 551780100 + 52446564 = 23490^2 + 7242^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×604226664² = 730179722977137792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4195947 + ... + 4196090.

Almost surely, 2^604226664 is an apocalyptic number.

It is an amenable number.

604226664 is an abundant number, since it is smaller than the sum of its proper divisors (1032220746).

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

604226664 is a wasteful number, since it uses less digits than its factorization.

604226664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8392049 (or 8392042 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 604226664 is about 24581.0224360176. The cubic root of 604226664 is about 845.4085365055.

The spelling of 604226664 in words is "six hundred four million, two hundred twenty-six thousand, six hundred sixty-four".