612032256 has 432 divisors, whose sum is σ = 2142766080. Its totient is φ = 165888000.

The previous prime is 612032243. The next prime is 612032279. The reversal of 612032256 is 652230216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14927596 + ... + 14927636.

Almost surely, 2^612032256 is an apocalyptic number.

612032256 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 612032256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1071383040).

612032256 is an abundant number, since it is smaller than the sum of its proper divisors (1530733824).

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

612032256 is a wasteful number, since it uses less digits than its factorization.

612032256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 612032256 is about 24739.2856808761. The cubic root of 612032256 is about 849.0333907048.

The spelling of 612032256 in words is "six hundred twelve million, thirty-two thousand, two hundred fifty-six".