52151612 has 6 divisors (see below), whose sum is σ = 91265328. Its totient is φ = 26075804.

The previous prime is 52151591. The next prime is 52151669. The reversal of 52151612 is 21615125.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6518948 + ... + 6518955.

It is an arithmetic number, because the mean of its divisors is an integer number (15210888).

Almost surely, 2^52151612 is an apocalyptic number.

It is an amenable number.

52151612 is a deficient number, since it is larger than the sum of its proper divisors (39113716).

52151612 is a wasteful number, since it uses less digits than its factorization.

52151612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13037907 (or 13037905 counting only the distinct ones).

The product of its digits is 600, while the sum is 23.

The square root of 52151612 is about 7221.6073003176. The cubic root of 52151612 is about 373.6135159347.

Adding to 52151612 its reverse (21615125), we get a palindrome (73766737).

The spelling of 52151612 in words is "fifty-two million, one hundred fifty-one thousand, six hundred twelve".