55973423 has 8 divisors (see below), whose sum is σ = 61156560. Its totient is φ = 50806080.

The previous prime is 55973389. The next prime is 55973429. The reversal of 55973423 is 32437955.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55973423 - 2⁸ = 55973167 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 (55973429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4211 + ... + 11387.

It is an arithmetic number, because the mean of its divisors is an integer number (7644570).

Almost surely, 2^55973423 is an apocalyptic number.

55973423 is a deficient number, since it is larger than the sum of its proper divisors (5183137).

55973423 is a wasteful number, since it uses less digits than its factorization.

55973423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7897.

The product of its digits is 113400, while the sum is 38.

The square root of 55973423 is about 7481.5388123033. The cubic root of 55973423 is about 382.5257032011.

The spelling of 55973423 in words is "fifty-five million, nine hundred seventy-three thousand, four hundred twenty-three".