52147535 has 16 divisors (see below), whose sum is σ = 68411520. Its totient is φ = 37844640.

The previous prime is 52147499. The next prime is 52147567. The reversal of 52147535 is 53574125.

It is not a de Polignac number, because 52147535 - 2⁶ = 52147471 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40004 + ... + 41286.

It is an arithmetic number, because the mean of its divisors is an integer number (4275720).

Almost surely, 2^52147535 is an apocalyptic number.

52147535 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52147535 is a deficient number, since it is larger than the sum of its proper divisors (16263985).

52147535 is a wasteful number, since it uses less digits than its factorization.

52147535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038.

The product of its digits is 21000, while the sum is 32.

The square root of 52147535 is about 7221.3250169204. The cubic root of 52147535 is about 373.6037798215.

The spelling of 52147535 in words is "fifty-two million, one hundred forty-seven thousand, five hundred thirty-five".