55274307 has 16 divisors (see below), whose sum is σ = 82270848. Its totient is φ = 32719680.

The previous prime is 55274299. The next prime is 55274309. The reversal of 55274307 is 70347255.

55274307 is nontrivially palindromic in base 16.

It is not a de Polignac number, because 55274307 - 2³ = 55274299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (55274309) 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, 18058 + ... + 20895.

It is an arithmetic number, because the mean of its divisors is an integer number (5141928).

Almost surely, 2^55274307 is an apocalyptic number.

55274307 is a deficient number, since it is larger than the sum of its proper divisors (26996541).

55274307 is a wasteful number, since it uses less digits than its factorization.

55274307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39010.

The product of its (nonzero) digits is 29400, while the sum is 33.

The square root of 55274307 is about 7434.6692596241. The cubic root of 55274307 is about 380.9264260906.

The spelling of 55274307 in words is "fifty-five million, two hundred seventy-four thousand, three hundred seven".