52072612 has 6 divisors (see below), whose sum is σ = 91127078. Its totient is φ = 26036304.

The previous prime is 52072609. The next prime is 52072619. The reversal of 52072612 is 21627025.

It can be written as a sum of positive squares in only one way, i.e., 49196196 + 2876416 = 7014^2 + 1696^2 .

It is not an unprimeable number, because it can be changed into a prime (52072619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6509073 + ... + 6509080.

Almost surely, 2^52072612 is an apocalyptic number.

It is an amenable number.

52072612 is a deficient number, since it is larger than the sum of its proper divisors (39054466).

52072612 is a wasteful number, since it uses less digits than its factorization.

52072612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13018157 (or 13018155 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 52072612 is about 7216.1355308780. The cubic root of 52072612 is about 373.4247689164.

Adding to 52072612 its reverse (21627025), we get a palindrome (73699637).

The spelling of 52072612 in words is "fifty-two million, seventy-two thousand, six hundred twelve".