55933955 has 16 divisors (see below), whose sum is σ = 83683584. Its totient is φ = 34867680.

The previous prime is 55933897. The next prime is 55934009.

It is a happy number.

55933955 is nontrivially palindromic in base 10.

55933955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55933955 - 2¹⁴ = 55917571 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72257 + ... + 73026.

It is an arithmetic number, because the mean of its divisors is an integer number (5230224).

Almost surely, 2^55933955 is an apocalyptic number.

55933955 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55933955 is a deficient number, since it is larger than the sum of its proper divisors (27749629).

55933955 is a wasteful number, since it uses less digits than its factorization.

55933955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145306.

The product of its digits is 455625, while the sum is 44.

The square root of 55933955 is about 7478.9006545080. The cubic root of 55933955 is about 382.4357731738.

The spelling of 55933955 in words is "fifty-five million, nine hundred thirty-three thousand, nine hundred fifty-five".