54090472 has 16 divisors (see below), whose sum is σ = 101535300. Its totient is φ = 27014400.

The previous prime is 54090461. The next prime is 54090479. The reversal of 54090472 is 27409045.

It can be written as a sum of positive squares in 2 ways, for example, as 52911076 + 1179396 = 7274^2 + 1086^2 .

It is a super-2 number, since 2×54090472² = 5851558322365568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54090479) 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, 4722 + ... + 11422.

Almost surely, 2^54090472 is an apocalyptic number.

It is an amenable number.

54090472 is a deficient number, since it is larger than the sum of its proper divisors (47444828).

54090472 is a wasteful number, since it uses less digits than its factorization.

54090472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7716 (or 7712 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 54090472 is about 7354.6224920114. The cubic root of 54090472 is about 378.1872852978.

The spelling of 54090472 in words is "fifty-four million, ninety thousand, four hundred seventy-two".