612338364 has 144 divisors (see below), whose sum is σ = 1773757440. Its totient is φ = 176400000.

The previous prime is 612338359. The next prime is 612338387. The reversal of 612338364 is 463833216.

612338364 is a `hidden beast` number, since 61 + 233 + 8 + 364 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 814989 + ... + 815739.

It is an arithmetic number, because the mean of its divisors is an integer number (12317760).

Almost surely, 2^612338364 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 612338364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (886878720).

612338364 is an abundant number, since it is smaller than the sum of its proper divisors (1161419076).

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

612338364 is a wasteful number, since it uses less digits than its factorization.

612338364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872 (or 867 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 612338364 is about 24745.4715857265. The cubic root of 612338364 is about 849.1749151608.

The spelling of 612338364 in words is "six hundred twelve million, three hundred thirty-eight thousand, three hundred sixty-four".