54272397 has 16 divisors (see below), whose sum is σ = 74366208. Its totient is φ = 35185920.

The previous prime is 54272363. The next prime is 54272399. The reversal of 54272397 is 79327245.

It is not a de Polignac number, because 54272397 - 2¹⁵ = 54239629 is a prime.

It is a super-2 number, since 2×54272397² = 5890986152251218, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54272399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56473 + ... + 57425.

It is an arithmetic number, because the mean of its divisors is an integer number (4647888).

Almost surely, 2^54272397 is an apocalyptic number.

It is an amenable number.

54272397 is a deficient number, since it is larger than the sum of its proper divisors (20093811).

54272397 is a wasteful number, since it uses less digits than its factorization.

54272397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460.

The product of its digits is 105840, while the sum is 39.

The square root of 54272397 is about 7366.9801818656. The cubic root of 54272397 is about 378.6108024687.

The spelling of 54272397 in words is "fifty-four million, two hundred seventy-two thousand, three hundred ninety-seven".