53158722 has 8 divisors (see below), whose sum is σ = 106317456. Its totient is φ = 17719572.

The previous prime is 53158709. The next prime is 53158753. The reversal of 53158722 is 22785135.

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

53158722 is an admirable 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, 4429888 + ... + 4429899.

It is an arithmetic number, because the mean of its divisors is an integer number (13289682).

Almost surely, 2^53158722 is an apocalyptic number.

53158722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

53158722 is a wasteful number, since it uses less digits than its factorization.

53158722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8859792.

The product of its digits is 16800, while the sum is 33.

The square root of 53158722 is about 7291.0028116851. The cubic root of 53158722 is about 376.0031735435.

The spelling of 53158722 in words is "fifty-three million, one hundred fifty-eight thousand, seven hundred twenty-two".