55344807 has 12 divisors (see below), whose sum is σ = 91362960. Its totient is φ = 31625568.

The previous prime is 55344799. The next prime is 55344811. The reversal of 55344807 is 70844355.

It is not a de Polignac number, because 55344807 - 2³ = 55344799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55344007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 439182 + ... + 439307.

It is an arithmetic number, because the mean of its divisors is an integer number (7613580).

Almost surely, 2^55344807 is an apocalyptic number.

55344807 is a deficient number, since it is larger than the sum of its proper divisors (36018153).

55344807 is a wasteful number, since it uses less digits than its factorization.

55344807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878502 (or 878499 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 55344807 is about 7439.4090491114. The cubic root of 55344807 is about 381.0883090399.

The spelling of 55344807 in words is "fifty-five million, three hundred forty-four thousand, eight hundred seven".