55924997 has 2 divisors, whose sum is σ = 55924998. Its totient is φ = 55924996.

The previous prime is 55924987. The next prime is 55925011. The reversal of 55924997 is 79942955.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55368481 + 556516 = 7441^2 + 746^2 .

It is a cyclic number.

It is not a de Polignac number, because 55924997 - 2⁶ = 55924933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55924927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27962498 + 27962499.

It is an arithmetic number, because the mean of its divisors is an integer number (27962499).

Almost surely, 2^55924997 is an apocalyptic number.

It is an amenable number.

55924997 is a deficient number, since it is larger than the sum of its proper divisors (1).

55924997 is an equidigital number, since it uses as much as digits as its factorization.

55924997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1020600, while the sum is 50.

The square root of 55924997 is about 7478.3017457174. The cubic root of 55924997 is about 382.4153559838.

The spelling of 55924997 in words is "fifty-five million, nine hundred twenty-four thousand, nine hundred ninety-seven".