54402315 has 16 divisors (see below), whose sum is σ = 94957056. Its totient is φ = 26376800.

The previous prime is 54402287. The next prime is 54402319. The reversal of 54402315 is 51320445.

It is not a de Polignac number, because 54402315 - 2⁶ = 54402251 is a prime.

It is a super-2 number, since 2×54402315² = 5919223754718450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54402319) 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, 164691 + ... + 165020.

It is an arithmetic number, because the mean of its divisors is an integer number (5934816).

Almost surely, 2^54402315 is an apocalyptic number.

54402315 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

54402315 is a deficient number, since it is larger than the sum of its proper divisors (40554741).

54402315 is a wasteful number, since it uses less digits than its factorization.

54402315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329730.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 54402315 is about 7375.7924997928. The cubic root of 54402315 is about 378.9126696167.

The spelling of 54402315 in words is "fifty-four million, four hundred two thousand, three hundred fifteen".