54624469 has 6 divisors (see below), whose sum is σ = 56142114. Its totient is φ = 53146800.

The previous prime is 54624467. The next prime is 54624499. The reversal of 54624469 is 96442645.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 15311569 + 39312900 = 3913^2 + 6270^2 .

It is not a de Polignac number, because 54624469 - 2¹ = 54624467 is a prime.

It is a super-2 number, since 2×54624469² = 5967665227063922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54624461) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18582 + ... + 21319.

It is an arithmetic number, because the mean of its divisors is an integer number (9357019).

Almost surely, 2^54624469 is an apocalyptic number.

It is an amenable number.

54624469 is a deficient number, since it is larger than the sum of its proper divisors (1517645).

54624469 is an equidigital number, since it uses as much as digits as its factorization.

54624469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39975 (or 39938 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The square root of 54624469 is about 7390.8368267741. The cubic root of 54624469 is about 379.4277374311.

The spelling of 54624469 in words is "fifty-four million, six hundred twenty-four thousand, four hundred sixty-nine".