612422944 has 48 divisors (see below), whose sum is σ = 1384084800. Its totient is φ = 261298944.

The previous prime is 612422939. The next prime is 612422959. The reversal of 612422944 is 449224216.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45327 + ... + 57265.

It is an arithmetic number, because the mean of its divisors is an integer number (28835100).

Almost surely, 2^612422944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 612422944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (692042400).

612422944 is an abundant number, since it is smaller than the sum of its proper divisors (771661856).

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

612422944 is a wasteful number, since it uses less digits than its factorization.

612422944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12185 (or 12177 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 612422944 is about 24747.1805262741. The cubic root of 612422944 is about 849.2140111421.

The spelling of 612422944 in words is "six hundred twelve million, four hundred twenty-two thousand, nine hundred forty-four".