55253017 has 8 divisors (see below), whose sum is σ = 56066976. Its totient is φ = 54442752.

The previous prime is 55252999. The next prime is 55253021. The reversal of 55253017 is 71035255.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55253017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55253027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44793 + ... + 46009.

It is an arithmetic number, because the mean of its divisors is an integer number (7008372).

Almost surely, 2^55253017 is an apocalyptic number.

It is an amenable number.

55253017 is a deficient number, since it is larger than the sum of its proper divisors (813959).

55253017 is a wasteful number, since it uses less digits than its factorization.

55253017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1847.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 55253017 is about 7433.2373162708. The cubic root of 55253017 is about 380.8775126773.

The spelling of 55253017 in words is "fifty-five million, two hundred fifty-three thousand, seventeen".