55246513 has 8 divisors (see below), whose sum is σ = 64845632. Its totient is φ = 46074096.

The previous prime is 55246507. The next prime is 55246531. The reversal of 55246513 is 31564255.

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 55246513 - 2⁹ = 55246001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55246553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106395 + ... + 106912.

It is an arithmetic number, because the mean of its divisors is an integer number (8105704).

Almost surely, 2^55246513 is an apocalyptic number.

It is an amenable number.

55246513 is a deficient number, since it is larger than the sum of its proper divisors (9599119).

55246513 is a wasteful number, since it uses less digits than its factorization.

55246513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213351.

The product of its digits is 18000, while the sum is 31.

The square root of 55246513 is about 7432.7998089549. The cubic root of 55246513 is about 380.8625673423.

The spelling of 55246513 in words is "fifty-five million, two hundred forty-six thousand, five hundred thirteen".