55539337 has 16 divisors (see below), whose sum is σ = 67043200. Its totient is φ = 44945280.

The previous prime is 55539329. The next prime is 55539343. The reversal of 55539337 is 73393555.

It is a cyclic number.

It is not a de Polignac number, because 55539337 - 2³ = 55539329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55539337.

It is not an unprimeable number, because it can be changed into a prime (55539317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53887 + ... + 54907.

It is an arithmetic number, because the mean of its divisors is an integer number (4190200).

Almost surely, 2^55539337 is an apocalyptic number.

It is an amenable number.

55539337 is a deficient number, since it is larger than the sum of its proper divisors (11503863).

55539337 is a wasteful number, since it uses less digits than its factorization.

55539337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456.

The product of its digits is 212625, while the sum is 40.

The square root of 55539337 is about 7452.4718718020. The cubic root of 55539337 is about 381.5342793475.

The spelling of 55539337 in words is "fifty-five million, five hundred thirty-nine thousand, three hundred thirty-seven".