53331958 has 32 divisors (see below), whose sum is σ = 86958144. Its totient is φ = 24440832.

The previous prime is 53331947. The next prime is 53331959. The reversal of 53331958 is 85913335.

It is a super-2 number, since 2×53331958² = 5688595488227528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53331959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339616 + ... + 339772.

It is an arithmetic number, because the mean of its divisors is an integer number (2717442).

Almost surely, 2^53331958 is an apocalyptic number.

53331958 is a deficient number, since it is larger than the sum of its proper divisors (33626186).

53331958 is a wasteful number, since it uses less digits than its factorization.

53331958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376.

The product of its digits is 48600, while the sum is 37.

The square root of 53331958 is about 7302.8732701588. The cubic root of 53331958 is about 376.4111759291.

It can be divided in two parts, 53331 and 958, that added together give a square (54289 = 233²).

The spelling of 53331958 in words is "fifty-three million, three hundred thirty-one thousand, nine hundred fifty-eight".