52512867 has 20 divisors (see below), whose sum is σ = 85577976. Its totient is φ = 31825440.

The previous prime is 52512857. The next prime is 52512869. The reversal of 52512867 is 76821525.

It is a happy number.

52512867 is a `hidden beast` number, since 525 + 128 + 6 + 7 = 666.

It is not a de Polignac number, because 52512867 - 2¹⁶ = 52447331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52512869) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 28578 + ... + 30359.

Almost surely, 2^52512867 is an apocalyptic number.

52512867 is a deficient number, since it is larger than the sum of its proper divisors (33065109).

52512867 is a wasteful number, since it uses less digits than its factorization.

52512867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58960 (or 58951 counting only the distinct ones).

The product of its digits is 33600, while the sum is 36.

The square root of 52512867 is about 7246.5762260532. The cubic root of 52512867 is about 374.4742071228.

It can be divided in two parts, 5251 and 2867, that added together give a palindrome (8118).

The spelling of 52512867 in words is "fifty-two million, five hundred twelve thousand, eight hundred sixty-seven".