55344897 has 16 divisors (see below), whose sum is σ = 83738880. Its totient is φ = 36110736.

The previous prime is 55344871. The next prime is 55344899. The reversal of 55344897 is 79844355.

55344897 is a `hidden beast` number, since 553 + 4 + 4 + 8 + 97 = 666.

55344897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55344897 - 2⁶ = 55344833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55344899) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 20538 + ... + 23075.

It is an arithmetic number, because the mean of its divisors is an integer number (5233680).

Almost surely, 2^55344897 is an apocalyptic number.

It is an amenable number.

55344897 is a deficient number, since it is larger than the sum of its proper divisors (28393983).

55344897 is a wasteful number, since it uses less digits than its factorization.

55344897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43669 (or 43663 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 55344897 is about 7439.4150979765. The cubic root of 55344897 is about 381.0885156111.

The spelling of 55344897 in words is "fifty-five million, three hundred forty-four thousand, eight hundred ninety-seven".