55073052 has 18 divisors (see below), whose sum is σ = 139212528. Its totient is φ = 18357672.

The previous prime is 55073027. The next prime is 55073069. The reversal of 55073052 is 25037055.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent 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 5 ways as a sum of consecutive naturals, for example, 764868 + ... + 764939.

Almost surely, 2^55073052 is an apocalyptic number.

It is an amenable number.

55073052 is an abundant number, since it is smaller than the sum of its proper divisors (84139476).

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

55073052 is a wasteful number, since it uses less digits than its factorization.

55073052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529817 (or 1529812 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 27.

The square root of 55073052 is about 7421.1220175928. The cubic root of 55073052 is about 380.4635432731.

The spelling of 55073052 in words is "fifty-five million, seventy-three thousand, fifty-two".