612578976 has 24 divisors (see below), whose sum is σ = 1608020064. Its totient is φ = 204192960.

The previous prime is 612578963. The next prime is 612578999. The reversal of 612578976 is 679875216.

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

It is an unprimeable number.

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, 3190420 + ... + 3190611.

It is an arithmetic number, because the mean of its divisors is an integer number (67000836).

Almost surely, 2^612578976 is an apocalyptic number.

It is an amenable number.

612578976 is an abundant number, since it is smaller than the sum of its proper divisors (995441088).

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

612578976 is a wasteful number, since it uses less digits than its factorization.

612578976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6381044 (or 6381036 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 51.

The square root of 612578976 is about 24750.3328462467. The cubic root of 612578976 is about 849.2861254167.

The spelling of 612578976 in words is "six hundred twelve million, five hundred seventy-eight thousand, nine hundred seventy-six".