54513072 has 60 divisors (see below), whose sum is σ = 154432824. Its totient is φ = 17948160.

The previous prime is 54513061. The next prime is 54513083. The reversal of 54513072 is 27031545.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (54513061) and next prime (54513083).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9672 + ... + 14232.

Almost surely, 2^54513072 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 54513072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77216412).

54513072 is an abundant number, since it is smaller than the sum of its proper divisors (99919752).

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

54513072 is a wasteful number, since it uses less digits than its factorization.

54513072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4658 (or 4649 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 54513072 is about 7383.2968245899. The cubic root of 54513072 is about 379.1696365155.

The spelling of 54513072 in words is "fifty-four million, five hundred thirteen thousand, seventy-two".