55225535 has 8 divisors (see below), whose sum is σ = 66693696. Its totient is φ = 43898400.

The previous prime is 55225463. The next prime is 55225543. The reversal of 55225535 is 53552255.

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

It is not a de Polignac number, because 55225535 - 2⁸ = 55225279 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 34391 + ... + 35960.

It is an arithmetic number, because the mean of its divisors is an integer number (8336712).

Almost surely, 2^55225535 is an apocalyptic number.

55225535 is a deficient number, since it is larger than the sum of its proper divisors (11468161).

55225535 is a wasteful number, since it uses less digits than its factorization.

55225535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70513.

The product of its digits is 37500, while the sum is 32.

The square root of 55225535 is about 7431.3884974478. The cubic root of 55225535 is about 380.8143546679.

The spelling of 55225535 in words is "fifty-five million, two hundred twenty-five thousand, five hundred thirty-five".