53442164 has 24 divisors (see below), whose sum is σ = 94809120. Its totient is φ = 26356896.

The previous prime is 53442143. The next prime is 53442199. The reversal of 53442164 is 46124435.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153839 + ... + 154185.

It is an arithmetic number, because the mean of its divisors is an integer number (3950380).

Almost surely, 2^53442164 is an apocalyptic number.

It is an amenable number.

53442164 is a deficient number, since it is larger than the sum of its proper divisors (41366956).

53442164 is a wasteful number, since it uses less digits than its factorization.

53442164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767 (or 765 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 53442164 is about 7310.4147625152. The cubic root of 53442164 is about 376.6702715434.

Adding to 53442164 its reverse (46124435), we get a palindrome (99566599).

The spelling of 53442164 in words is "fifty-three million, four hundred forty-two thousand, one hundred sixty-four".