55490896 has 20 divisors (see below), whose sum is σ = 107930592. Its totient is φ = 27637856.

The previous prime is 55490867. The next prime is 55490933. The reversal of 55490896 is 69809455.

55490896 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 3 ways as a sum of consecutive naturals, for example, 2386 + ... + 10801.

Almost surely, 2^55490896 is an apocalyptic number.

It is an amenable number.

55490896 is a deficient number, since it is larger than the sum of its proper divisors (52439696).

55490896 is a wasteful number, since it uses less digits than its factorization.

55490896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13458 (or 13452 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 46.

The square root of 55490896 is about 7449.2211673436. The cubic root of 55490896 is about 381.4233232883.

The spelling of 55490896 in words is "fifty-five million, four hundred ninety thousand, eight hundred ninety-six".