712164238 has 16 divisors (see below), whose sum is σ = 1133684640. Its totient is φ = 334365696.

The previous prime is 712164227. The next prime is 712164263. The reversal of 712164238 is 832461217.

712164238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×712164238² = 1014355803772241288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

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, 8931 + ... + 38782.

It is an arithmetic number, because the mean of its divisors is an integer number (70855290).

Almost surely, 2^712164238 is an apocalyptic number.

712164238 is a deficient number, since it is larger than the sum of its proper divisors (421520402).

712164238 is a wasteful number, since it uses less digits than its factorization.

712164238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48171.

The product of its digits is 16128, while the sum is 34.

The square root of 712164238 is about 26686.4054904365. The cubic root of 712164238 is about 893.0176730897.

The spelling of 712164238 in words is "seven hundred twelve million, one hundred sixty-four thousand, two hundred thirty-eight".