54004415 has 4 divisors (see below), whose sum is σ = 64805304. Its totient is φ = 43203528.

The previous prime is 54004381. The next prime is 54004429. The reversal of 54004415 is 51440045.

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

It is a cyclic number.

It is not a de Polignac number, because 54004415 - 2²⁴ = 37227199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5400437 + ... + 5400446.

It is an arithmetic number, because the mean of its divisors is an integer number (16201326).

Almost surely, 2^54004415 is an apocalyptic number.

54004415 is a deficient number, since it is larger than the sum of its proper divisors (10800889).

54004415 is a wasteful number, since it uses less digits than its factorization.

54004415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10800888.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 54004415 is about 7348.7696249100. The cubic root of 54004415 is about 377.9866157089.

The spelling of 54004415 in words is "fifty-four million, four thousand, four hundred fifteen".