612520364 has 12 divisors (see below), whose sum is σ = 1092135744. Its totient is φ = 300481584.

The previous prime is 612520333. The next prime is 612520367. The reversal of 612520364 is 463025216.

It is not an unprimeable number, because it can be changed into a prime (612520367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1444412 + ... + 1444835.

It is an arithmetic number, because the mean of its divisors is an integer number (91011312).

Almost surely, 2^612520364 is an apocalyptic number.

It is an amenable number.

612520364 is a deficient number, since it is larger than the sum of its proper divisors (479615380).

612520364 is a wasteful number, since it uses less digits than its factorization.

612520364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2889304 (or 2889302 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 612520364 is about 24749.1487530380. The cubic root of 612520364 is about 849.2590377823.

The spelling of 612520364 in words is "six hundred twelve million, five hundred twenty thousand, three hundred sixty-four".