52530555 has 32 divisors (see below), whose sum is σ = 104790528. Its totient is φ = 21830400.

The previous prime is 52530509. The next prime is 52530587. The reversal of 52530555 is 55503525.

It is not a de Polignac number, because 52530555 - 2¹⁹ = 52006267 is a prime.

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, 21586 + ... + 23895.

It is an arithmetic number, because the mean of its divisors is an integer number (3274704).

Almost surely, 2^52530555 is an apocalyptic number.

52530555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52530555 is a deficient number, since it is larger than the sum of its proper divisors (52259973).

52530555 is a wasteful number, since it uses less digits than its factorization.

52530555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45507.

The product of its (nonzero) digits is 18750, while the sum is 30.

The square root of 52530555 is about 7247.7965617145. The cubic root of 52530555 is about 374.5162473351.

The spelling of 52530555 in words is "fifty-two million, five hundred thirty thousand, five hundred fifty-five".