55231635 has 8 divisors (see below), whose sum is σ = 88370640. Its totient is φ = 29456864.

The previous prime is 55231621. The next prime is 55231663. The reversal of 55231635 is 53613255.

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 55231635 - 2⁴ = 55231619 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1841040 + ... + 1841069.

It is an arithmetic number, because the mean of its divisors is an integer number (11046330).

Almost surely, 2^55231635 is an apocalyptic number.

55231635 is a deficient number, since it is larger than the sum of its proper divisors (33139005).

55231635 is a wasteful number, since it uses less digits than its factorization.

55231635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3682117.

The product of its digits is 13500, while the sum is 30.

The square root of 55231635 is about 7431.7989073979. The cubic root of 55231635 is about 380.8283752475.

The spelling of 55231635 in words is "fifty-five million, two hundred thirty-one thousand, six hundred thirty-five".