55459245 has 16 divisors (see below), whose sum is σ = 88865280. Its totient is φ = 29534784.

The previous prime is 55459237. The next prime is 55459289. The reversal of 55459245 is 54295455.

It is not a de Polignac number, because 55459245 - 2³ = 55459237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9636 + ... + 14274.

It is an arithmetic number, because the mean of its divisors is an integer number (5554080).

Almost surely, 2^55459245 is an apocalyptic number.

It is an amenable number.

55459245 is a deficient number, since it is larger than the sum of its proper divisors (33406035).

55459245 is a wasteful number, since it uses less digits than its factorization.

55459245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5444.

The product of its digits is 180000, while the sum is 39.

The square root of 55459245 is about 7447.0964140395. The cubic root of 55459245 is about 381.3507905157.

The spelling of 55459245 in words is "fifty-five million, four hundred fifty-nine thousand, two hundred forty-five".