55537359 has 8 divisors (see below), whose sum is σ = 74137392. Its totient is φ = 36981120.

The previous prime is 55537343. The next prime is 55537369. The reversal of 55537359 is 95373555.

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

It is not a de Polignac number, because 55537359 - 2⁴ = 55537343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55537359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55537369) 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, 7864 + ... + 13149.

It is an arithmetic number, because the mean of its divisors is an integer number (9267174).

Almost surely, 2^55537359 is an apocalyptic number.

55537359 is a deficient number, since it is larger than the sum of its proper divisors (18600033).

55537359 is a wasteful number, since it uses less digits than its factorization.

55537359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21897.

The product of its digits is 354375, while the sum is 42.

The square root of 55537359 is about 7452.3391629743. The cubic root of 55537359 is about 381.5297499226.

The spelling of 55537359 in words is "fifty-five million, five hundred thirty-seven thousand, three hundred fifty-nine".