55332263 has 16 divisors (see below), whose sum is σ = 67163904. Its totient is φ = 44499840.

The previous prime is 55332259. The next prime is 55332281. The reversal of 55332263 is 36223355.

It is not a de Polignac number, because 55332263 - 2² = 55332259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55332253) 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, 57956 + ... + 58902.

It is an arithmetic number, because the mean of its divisors is an integer number (4197744).

Almost surely, 2^55332263 is an apocalyptic number.

55332263 is a deficient number, since it is larger than the sum of its proper divisors (11831641).

55332263 is a wasteful number, since it uses less digits than its factorization.

55332263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462.

The product of its digits is 16200, while the sum is 29.

The square root of 55332263 is about 7438.5659236173. The cubic root of 55332263 is about 381.0595154143.

The spelling of 55332263 in words is "fifty-five million, three hundred thirty-two thousand, two hundred sixty-three".