52263915 has 32 divisors (see below), whose sum is σ = 92275200. Its totient is φ = 25048320.

The previous prime is 52263901. The next prime is 52263941. The reversal of 52263915 is 51936225.

It is not a de Polignac number, because 52263915 - 2⁷ = 52263787 is a prime.

It is a super-2 number, since 2×52263915² = 5463033622254450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12906 + ... + 16464.

It is an arithmetic number, because the mean of its divisors is an integer number (2883600).

Almost surely, 2^52263915 is an apocalyptic number.

52263915 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52263915 is a deficient number, since it is larger than the sum of its proper divisors (40011285).

52263915 is a wasteful number, since it uses less digits than its factorization.

52263915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3667.

The product of its digits is 16200, while the sum is 33.

The square root of 52263915 is about 7229.3786040019. The cubic root of 52263915 is about 373.8815027763.

The spelling of 52263915 in words is "fifty-two million, two hundred sixty-three thousand, nine hundred fifteen".