52563306 has 16 divisors (see below), whose sum is σ = 106058304. Its totient is φ = 17365824.

The previous prime is 52563281. The next prime is 52563307. The reversal of 52563306 is 60336525.

It is a super-2 number, since 2×52563306² = 5525802275299272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52563307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38086 + ... + 39441.

It is an arithmetic number, because the mean of its divisors is an integer number (6628644).

Almost surely, 2^52563306 is an apocalyptic number.

52563306 is an abundant number, since it is smaller than the sum of its proper divisors (53494998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52563306 is a wasteful number, since it uses less digits than its factorization.

52563306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77645.

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 52563306 is about 7250.0555859938. The cubic root of 52563306 is about 374.5940638452.

The spelling of 52563306 in words is "fifty-two million, five hundred sixty-three thousand, three hundred six".