53191958 has 8 divisors (see below), whose sum is σ = 80201928. Its totient is φ = 26457984.

The previous prime is 53191949. The next prime is 53191969. The reversal of 53191958 is 85919135.

53191958 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68516 + ... + 69287.

It is an arithmetic number, because the mean of its divisors is an integer number (10025241).

Almost surely, 2^53191958 is an apocalyptic number.

53191958 is a deficient number, since it is larger than the sum of its proper divisors (27009970).

53191958 is a wasteful number, since it uses less digits than its factorization.

53191958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137998.

The product of its digits is 48600, while the sum is 41.

The square root of 53191958 is about 7293.2817030470. The cubic root of 53191958 is about 376.0815190308.

The spelling of 53191958 in words is "fifty-three million, one hundred ninety-one thousand, nine hundred fifty-eight".