55322355 has 32 divisors (see below), whose sum is σ = 97044480. Its totient is φ = 26689280.

The previous prime is 55322339. The next prime is 55322387.

55322355 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55322355 - 2⁴ = 55322339 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37726 + ... + 39164.

It is an arithmetic number, because the mean of its divisors is an integer number (3032640).

Almost surely, 2^55322355 is an apocalyptic number.

55322355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55322355 is a deficient number, since it is larger than the sum of its proper divisors (41722125).

55322355 is a wasteful number, since it uses less digits than its factorization.

55322355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691.

The product of its digits is 22500, while the sum is 30.

The square root of 55322355 is about 7437.8999052152. The cubic root of 55322355 is about 381.0367694138.

It can be divided in two parts, 5532 and 2355, that added together give a palindrome (7887).

The spelling of 55322355 in words is "fifty-five million, three hundred twenty-two thousand, three hundred fifty-five".