612672456 has 32 divisors (see below), whose sum is σ = 1670925600. Its totient is φ = 185658240.

The previous prime is 612672451. The next prime is 612672479. The reversal of 612672456 is 654276216.

It is not an unprimeable number, because it can be changed into a prime (612672451) 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 7 ways as a sum of consecutive naturals, for example, 1160101 + ... + 1160628.

It is an arithmetic number, because the mean of its divisors is an integer number (52216425).

Almost surely, 2^612672456 is an apocalyptic number.

612672456 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

612672456 is an abundant number, since it is smaller than the sum of its proper divisors (1058253144).

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

612672456 is a wasteful number, since it uses less digits than its factorization.

612672456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2320749 (or 2320745 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 612672456 is about 24752.2212336590. The cubic root of 612672456 is about 849.3293237808.

The spelling of 612672456 in words is "six hundred twelve million, six hundred seventy-two thousand, four hundred fifty-six".