55840696 has 32 divisors (see below), whose sum is σ = 113202000. Its totient is φ = 25733376.

The previous prime is 55840679. The next prime is 55840721. The reversal of 55840696 is 69604855.

55840696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 660 + ... + 10588.

Almost surely, 2^55840696 is an apocalyptic number.

It is an amenable number.

55840696 is an abundant number, since it is smaller than the sum of its proper divisors (57361304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55840696 is a wasteful number, since it uses less digits than its factorization.

55840696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9991 (or 9987 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 55840696 is about 7472.6632467949. The cubic root of 55840696 is about 382.2231091611.

The spelling of 55840696 in words is "fifty-five million, eight hundred forty thousand, six hundred ninety-six".