52867531 has 4 divisors (see below), whose sum is σ = 53380912. Its totient is φ = 52354152.

The previous prime is 52867499. The next prime is 52867543. The reversal of 52867531 is 13576825.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52867531 - 2⁵ = 52867499 is a prime.

It is a super-2 number, since 2×52867531² = 5589951668071922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52867571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256536 + ... + 256741.

It is an arithmetic number, because the mean of its divisors is an integer number (13345228).

Almost surely, 2^52867531 is an apocalyptic number.

52867531 is a deficient number, since it is larger than the sum of its proper divisors (513381).

52867531 is a wasteful number, since it uses less digits than its factorization.

52867531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513380.

The product of its digits is 50400, while the sum is 37.

The square root of 52867531 is about 7271.0061889672. The cubic root of 52867531 is about 375.3153637512.

The spelling of 52867531 in words is "fifty-two million, eight hundred sixty-seven thousand, five hundred thirty-one".