54266515 has 16 divisors (see below), whose sum is σ = 66620736. Its totient is φ = 42422400.

The previous prime is 54266503. The next prime is 54266539. The reversal of 54266515 is 51566245.

It is a de Polignac number, because none of the positive numbers 2^k-54266515 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54714 + ... + 55696.

It is an arithmetic number, because the mean of its divisors is an integer number (4163796).

Almost surely, 2^54266515 is an apocalyptic number.

54266515 is a deficient number, since it is larger than the sum of its proper divisors (12354221).

54266515 is a wasteful number, since it uses less digits than its factorization.

54266515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230.

The product of its digits is 36000, while the sum is 34.

The square root of 54266515 is about 7366.5809572691. The cubic root of 54266515 is about 378.5971241268.

The spelling of 54266515 in words is "fifty-four million, two hundred sixty-six thousand, five hundred fifteen".