54420504 has 16 divisors (see below), whose sum is σ = 136051320. Its totient is φ = 18140160.

The previous prime is 54420491. The next prime is 54420511. The reversal of 54420504 is 40502445.

It is a super-2 number, since 2×54420504² = 5923182511228032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 2267521 = 54420504 / (5 + 4 + 4 + 2 + 0 + 5 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1133737 + ... + 1133784.

Almost surely, 2^54420504 is an apocalyptic number.

It is an amenable number.

54420504 is an abundant number, since it is smaller than the sum of its proper divisors (81630816).

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

54420504 is a wasteful number, since it uses less digits than its factorization.

54420504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2267530 (or 2267526 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 54420504 is about 7377.0254167923. The cubic root of 54420504 is about 378.9548937671.

Adding to 54420504 its reverse (40502445), we get a palindrome (94922949).

The spelling of 54420504 in words is "fifty-four million, four hundred twenty thousand, five hundred four".