52102236 has 12 divisors (see below), whose sum is σ = 121571912. Its totient is φ = 17367408.

The previous prime is 52102213. The next prime is 52102243. The reversal of 52102236 is 63220125.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2170915 + ... + 2170938.

Almost surely, 2^52102236 is an apocalyptic number.

It is an amenable number.

52102236 is an abundant number, since it is smaller than the sum of its proper divisors (69469676).

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

52102236 is a wasteful number, since it uses less digits than its factorization.

52102236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4341860 (or 4341858 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 52102236 is about 7218.1878612294. The cubic root of 52102236 is about 373.4955690153.

The spelling of 52102236 in words is "fifty-two million, one hundred two thousand, two hundred thirty-six".