612204664 has 32 divisors (see below), whose sum is σ = 1182923280. Its totient is φ = 296815104.

The previous prime is 612204623. The next prime is 612204667. The reversal of 612204664 is 466402216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612204667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87504 + ... + 94240.

Almost surely, 2^612204664 is an apocalyptic number.

It is an amenable number.

612204664 is a deficient number, since it is larger than the sum of its proper divisors (570718616).

612204664 is a wasteful number, since it uses less digits than its factorization.

612204664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7087 (or 7083 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 612204664 is about 24742.7699338615. The cubic root of 612204664 is about 849.1131067680.

The spelling of 612204664 in words is "six hundred twelve million, two hundred four thousand, six hundred sixty-four".