55423375 has 32 divisors (see below), whose sum is σ = 79986816. Its totient is φ = 37555200.

The previous prime is 55423369. The next prime is 55423411. The reversal of 55423375 is 57332455.

It is not a de Polignac number, because 55423375 - 2³ = 55423367 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55423375.

It is a congruent number.

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, 84549 + ... + 85201.

It is an arithmetic number, because the mean of its divisors is an integer number (2499588).

Almost surely, 2^55423375 is an apocalyptic number.

55423375 is a deficient number, since it is larger than the sum of its proper divisors (24563441).

55423375 is an equidigital number, since it uses as much as digits as its factorization.

55423375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772 (or 762 counting only the distinct ones).

The product of its digits is 63000, while the sum is 34.

The square root of 55423375 is about 7444.6877033224. The cubic root of 55423375 is about 381.2685559364.

The spelling of 55423375 in words is "fifty-five million, four hundred twenty-three thousand, three hundred seventy-five".