612264280 has 16 divisors (see below), whose sum is σ = 1377594720. Its totient is φ = 244905696.

The previous prime is 612264277. The next prime is 612264287. The reversal of 612264280 is 82462216.

612264280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612264287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7653264 + ... + 7653343.

It is an arithmetic number, because the mean of its divisors is an integer number (86099670).

Almost surely, 2^612264280 is an apocalyptic number.

It is an amenable number.

612264280 is an abundant number, since it is smaller than the sum of its proper divisors (765330440).

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

612264280 is a wasteful number, since it uses less digits than its factorization.

612264280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15306618 (or 15306614 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 612264280 is about 24743.9746200969. The cubic root of 612264280 is about 849.1406678582.

The spelling of 612264280 in words is "six hundred twelve million, two hundred sixty-four thousand, two hundred eighty".