55535315 has 16 divisors (see below), whose sum is σ = 73897056. Its totient is φ = 39724800.

The previous prime is 55535303. The next prime is 55535321. The reversal of 55535315 is 51353555.

It is a de Polignac number, because none of the positive numbers 2^k-55535315 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, 4922 + ... + 11631.

It is an arithmetic number, because the mean of its divisors is an integer number (4618566).

Almost surely, 2^55535315 is an apocalyptic number.

55535315 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55535315 is a deficient number, since it is larger than the sum of its proper divisors (18361741).

55535315 is a wasteful number, since it uses less digits than its factorization.

55535315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16630.

The product of its digits is 28125, while the sum is 32.

The square root of 55535315 is about 7452.2020235632. The cubic root of 55535315 is about 381.5250692513.

The spelling of 55535315 in words is "fifty-five million, five hundred thirty-five thousand, three hundred fifteen".