53213835 has 16 divisors (see below), whose sum is σ = 88844544. Its totient is φ = 27146592.

The previous prime is 53213827. The next prime is 53213857. The reversal of 53213835 is 53831235.

It is not a de Polignac number, because 53213835 - 2³ = 53213827 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76777 + ... + 77466.

It is an arithmetic number, because the mean of its divisors is an integer number (5552784).

Almost surely, 2^53213835 is an apocalyptic number.

53213835 is a deficient number, since it is larger than the sum of its proper divisors (35630709).

53213835 is a wasteful number, since it uses less digits than its factorization.

53213835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154274.

The product of its digits is 10800, while the sum is 30.

The square root of 53213835 is about 7294.7813538173. The cubic root of 53213835 is about 376.1330707315.

The spelling of 53213835 in words is "fifty-three million, two hundred thirteen thousand, eight hundred thirty-five".