52634391 has 16 divisors (see below), whose sum is σ = 72891360. Its totient is φ = 33743360.

The previous prime is 52634347. The next prime is 52634401. The reversal of 52634391 is 19343625.

It is a cyclic number.

It is not a de Polignac number, because 52634391 - 2¹⁰ = 52633367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52634341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23371 + ... + 25523.

It is an arithmetic number, because the mean of its divisors is an integer number (4555710).

Almost surely, 2^52634391 is an apocalyptic number.

52634391 is a deficient number, since it is larger than the sum of its proper divisors (20256969).

52634391 is a wasteful number, since it uses less digits than its factorization.

52634391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2466.

The product of its digits is 19440, while the sum is 33.

The square root of 52634391 is about 7254.9563058643. The cubic root of 52634391 is about 374.7628509480.

The spelling of 52634391 in words is "fifty-two million, six hundred thirty-four thousand, three hundred ninety-one".