52022091 has 32 divisors (see below), whose sum is σ = 81865728. Its totient is φ = 29027840.

The previous prime is 52022077. The next prime is 52022093. The reversal of 52022091 is 19022025.

It is not a de Polignac number, because 52022091 - 2⁵ = 52022059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52022093) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25381 + ... + 27353.

It is an arithmetic number, because the mean of its divisors is an integer number (2558304).

Almost surely, 2^52022091 is an apocalyptic number.

52022091 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

52022091 is a deficient number, since it is larger than the sum of its proper divisors (29843637).

52022091 is a wasteful number, since it uses less digits than its factorization.

52022091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2051.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 52022091 is about 7212.6341235363. The cubic root of 52022091 is about 373.3039639063.

The spelling of 52022091 in words is "fifty-two million, twenty-two thousand, ninety-one".