15264855 has 20 divisors (see below), whose sum is σ = 27364392. Its totient is φ = 8141040.

The previous prime is 15264839. The next prime is 15264857. The reversal of 15264855 is 55846251.

15264855 is a `hidden beast` number, since 1 + 5 + 2 + 648 + 5 + 5 = 666.

15264855 is nontrivially palindromic in base 8.

It is not a de Polignac number, because 15264855 - 2⁴ = 15264839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15264857) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 18441 + ... + 19250.

Almost surely, 2^15264855 is an apocalyptic number.

15264855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

15264855 is a deficient number, since it is larger than the sum of its proper divisors (12099537).

15264855 is an equidigital number, since it uses as much as digits as its factorization.

15264855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37708 (or 37699 counting only the distinct ones).

The product of its digits is 48000, while the sum is 36.

The square root of 15264855 is about 3907.0263628494. The cubic root of 15264855 is about 248.0642772603.

The spelling of 15264855 in words is "fifteen million, two hundred sixty-four thousand, eight hundred fifty-five".