54812499 has 32 divisors (see below), whose sum is σ = 85647360. Its totient is φ = 30536352.

The previous prime is 54812489. The next prime is 54812501. The reversal of 54812499 is 99421845.

It is not a de Polignac number, because 54812499 - 2¹¹ = 54810451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54812499.

It is not an unprimeable number, because it can be changed into a prime (54812419) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 229222 + ... + 229460.

It is an arithmetic number, because the mean of its divisors is an integer number (2676480).

Almost surely, 2^54812499 is an apocalyptic number.

54812499 is a deficient number, since it is larger than the sum of its proper divisors (30834861).

54812499 is a wasteful number, since it uses less digits than its factorization.

54812499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479.

The product of its digits is 103680, while the sum is 42.

The square root of 54812499 is about 7403.5463799452. The cubic root of 54812499 is about 379.8625980614.

The spelling of 54812499 in words is "fifty-four million, eight hundred twelve thousand, four hundred ninety-nine".