54564015 has 32 divisors (see below), whose sum is σ = 95613696. Its totient is φ = 26351360.

The previous prime is 54563987. The next prime is 54564049. The reversal of 54564015 is 51046545.

It is not a de Polignac number, because 54564015 - 2¹¹ = 54561967 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56779 + ... + 57731.

It is an arithmetic number, because the mean of its divisors is an integer number (2987928).

Almost surely, 2^54564015 is an apocalyptic number.

54564015 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

54564015 is a deficient number, since it is larger than the sum of its proper divisors (41049681).

54564015 is a wasteful number, since it uses less digits than its factorization.

54564015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 54564015 is about 7386.7459005979. The cubic root of 54564015 is about 379.2877123225.

The spelling of 54564015 in words is "fifty-four million, five hundred sixty-four thousand, fifteen".