54730872 has 144 divisors (see below), whose sum is σ = 176595120. Its totient is φ = 14999040.

The previous prime is 54730853. The next prime is 54730891. The reversal of 54730872 is 27803745.

54730872 is a `hidden beast` number, since 547 + 30 + 87 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (54730853) and next prime (54730891).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 484288 + ... + 484400.

It is an arithmetic number, because the mean of its divisors is an integer number (1226355).

Almost surely, 2^54730872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54730872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88297560).

54730872 is an abundant number, since it is smaller than the sum of its proper divisors (121864248).

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

54730872 is a wasteful number, since it uses less digits than its factorization.

54730872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 54730872 is about 7398.0316301027. The cubic root of 54730872 is about 379.6739400634.

The spelling of 54730872 in words is "fifty-four million, seven hundred thirty thousand, eight hundred seventy-two".