54624569 has 4 divisors (see below), whose sum is σ = 54721140. Its totient is φ = 54528000.

The previous prime is 54624529. The next prime is 54624571. The reversal of 54624569 is 96542645.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7907344 + 46717225 = 2812^2 + 6835^2 .

It is a cyclic number.

It is not a de Polignac number, because 54624569 - 2¹⁶ = 54559033 is a prime.

It is a super-2 number, since 2×54624569² = 5967687076871522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54624529) 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, 47432 + ... + 48569.

It is an arithmetic number, because the mean of its divisors is an integer number (13680285).

Almost surely, 2^54624569 is an apocalyptic number.

It is an amenable number.

54624569 is a deficient number, since it is larger than the sum of its proper divisors (96571).

54624569 is an equidigital number, since it uses as much as digits as its factorization.

54624569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96570.

The product of its digits is 259200, while the sum is 41.

The square root of 54624569 is about 7390.8435919048. The cubic root of 54624569 is about 379.4279689680.

The spelling of 54624569 in words is "fifty-four million, six hundred twenty-four thousand, five hundred sixty-nine".