55246413 has 16 divisors (see below), whose sum is σ = 78304320. Its totient is φ = 34526976.

The previous prime is 55246409. The next prime is 55246427. The reversal of 55246413 is 31464255.

It is not a de Polignac number, because 55246413 - 2² = 55246409 is a prime.

It is a super-2 number, since 2×55246413² = 6104332298733138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55246403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11706 + ... + 15732.

It is an arithmetic number, because the mean of its divisors is an integer number (4894020).

Almost surely, 2^55246413 is an apocalyptic number.

It is an amenable number.

55246413 is a deficient number, since it is larger than the sum of its proper divisors (23057907).

55246413 is a wasteful number, since it uses less digits than its factorization.

55246413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4316.

The product of its digits is 14400, while the sum is 30.

The square root of 55246413 is about 7432.7930820116. The cubic root of 55246413 is about 380.8623375463.

The spelling of 55246413 in words is "fifty-five million, two hundred forty-six thousand, four hundred thirteen".