612672216 has 32 divisors (see below), whose sum is σ = 1649502960. Its totient is φ = 188514432.

The previous prime is 612672211. The next prime is 612672223. The reversal of 612672216 is 612276216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612672211) 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, 981535 + ... + 982158.

Almost surely, 2^612672216 is an apocalyptic number.

It is an amenable number.

612672216 is an abundant number, since it is smaller than the sum of its proper divisors (1036830744).

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

612672216 is a wasteful number, since it uses less digits than its factorization.

612672216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963715 (or 1963711 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 612672216 is about 24752.2163856088. The cubic root of 612672216 is about 849.3292128792.

The spelling of 612672216 in words is "six hundred twelve million, six hundred seventy-two thousand, two hundred sixteen".