54527904 has 120 divisors (see below), whose sum is σ = 162674820. Its totient is φ = 17915904.

The previous prime is 54527903. The next prime is 54527911. The reversal of 54527904 is 40972545.

54527904 is a `hidden beast` number, since 545 + 27 + 90 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 54464400 + 63504 = 7380^2 + 252^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54527903) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 282432 + ... + 282624.

Almost surely, 2^54527904 is an apocalyptic number.

54527904 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54527904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81337410).

54527904 is an abundant number, since it is smaller than the sum of its proper divisors (108146916).

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

54527904 is a wasteful number, since it uses less digits than its factorization.

54527904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 54527904 is about 7384.3011856235. The cubic root of 54527904 is about 379.2040217487.

The spelling of 54527904 in words is "fifty-four million, five hundred twenty-seven thousand, nine hundred four".