54551502 has 32 divisors (see below), whose sum is σ = 121478400. Its totient is φ = 18145944.

The previous prime is 54551491. The next prime is 54551509. The reversal of 54551502 is 20515545.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54551509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39223 + ... + 40589.

It is an arithmetic number, because the mean of its divisors is an integer number (3796200).

Almost surely, 2^54551502 is an apocalyptic number.

54551502 is an abundant number, since it is smaller than the sum of its proper divisors (66926898).

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

54551502 is a wasteful number, since it uses less digits than its factorization.

54551502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2117 (or 2111 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 54551502 is about 7385.8988620208. The cubic root of 54551502 is about 379.2587164725.

The spelling of 54551502 in words is "fifty-four million, five hundred fifty-one thousand, five hundred two".