55824897 has 16 divisors (see below), whose sum is σ = 77023872. Its totient is φ = 35936640.

The previous prime is 55824883. The next prime is 55824911. The reversal of 55824897 is 79842855.

It is an interprime number because it is at equal distance from previous prime (55824883) and next prime (55824911).

It is not a de Polignac number, because 55824897 - 2⁶ = 55824833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55824817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13372 + ... + 17042.

It is an arithmetic number, because the mean of its divisors is an integer number (4813992).

Almost surely, 2^55824897 is an apocalyptic number.

It is an amenable number.

55824897 is a deficient number, since it is larger than the sum of its proper divisors (21198975).

55824897 is a wasteful number, since it uses less digits than its factorization.

55824897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3848.

The product of its digits is 806400, while the sum is 48.

The square root of 55824897 is about 7471.6060522487. The cubic root of 55824897 is about 382.1870583180.

The spelling of 55824897 in words is "fifty-five million, eight hundred twenty-four thousand, eight hundred ninety-seven".