55723359 has 8 divisors (see below), whose sum is σ = 74383360. Its totient is φ = 37106136.

The previous prime is 55723303. The next prime is 55723397. The reversal of 55723359 is 95332755.

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

It is not a de Polignac number, because 55723359 - 2⁷ = 55723231 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 (55723159) 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, 7519 + ... + 12960.

It is an arithmetic number, because the mean of its divisors is an integer number (9297920).

Almost surely, 2^55723359 is an apocalyptic number.

55723359 is a deficient number, since it is larger than the sum of its proper divisors (18660001).

55723359 is a wasteful number, since it uses less digits than its factorization.

55723359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21389.

The product of its digits is 141750, while the sum is 39.

The square root of 55723359 is about 7464.8080350402. The cubic root of 55723359 is about 381.9552020235.

The spelling of 55723359 in words is "fifty-five million, seven hundred twenty-three thousand, three hundred fifty-nine".