54522040 has 16 divisors (see below), whose sum is σ = 122674680. Its totient is φ = 21808800.

The previous prime is 54522037. The next prime is 54522049. The reversal of 54522040 is 4022545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54522049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681486 + ... + 681565.

Almost surely, 2^54522040 is an apocalyptic number.

It is an amenable number.

54522040 is an abundant number, since it is smaller than the sum of its proper divisors (68152640).

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

54522040 is a wasteful number, since it uses less digits than its factorization.

54522040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363062 (or 1363058 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 54522040 is about 7383.9041163872. The cubic root of 54522040 is about 379.1904279008.

Adding to 54522040 its reverse (4022545), we get a palindrome (58544585).

The spelling of 54522040 in words is "fifty-four million, five hundred twenty-two thousand, forty".