612204652 has 12 divisors (see below), whose sum is σ = 1072264536. Its totient is φ = 305843360.

The previous prime is 612204623. The next prime is 612204667. The reversal of 612204652 is 256402216.

It is a super-2 number, since 2×612204652² = 749589071860882208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 612204652.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 59374 + ... + 68917.

It is an arithmetic number, because the mean of its divisors is an integer number (89355378).

Almost surely, 2^612204652 is an apocalyptic number.

It is an amenable number.

612204652 is a deficient number, since it is larger than the sum of its proper divisors (460059884).

612204652 is a wasteful number, since it uses less digits than its factorization.

612204652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129488 (or 129486 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 612204652 is about 24742.7696913664. The cubic root of 612204652 is about 849.1131012201.

Adding to 612204652 its reverse (256402216), we get a palindrome (868606868).

The spelling of 612204652 in words is "six hundred twelve million, two hundred four thousand, six hundred fifty-two".