55324697 has 4 divisors (see below), whose sum is σ = 55340160. Its totient is φ = 55309236.

The previous prime is 55324693. The next prime is 55324757. The reversal of 55324697 is 79642355.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 55324697 - 2² = 55324693 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55324693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 704 + ... + 10542.

It is an arithmetic number, because the mean of its divisors is an integer number (13835040).

Almost surely, 2^55324697 is an apocalyptic number.

It is an amenable number.

55324697 is a deficient number, since it is larger than the sum of its proper divisors (15463).

55324697 is an equidigital number, since it uses as much as digits as its factorization.

55324697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15462.

The product of its digits is 226800, while the sum is 41.

The square root of 55324697 is about 7438.0573404620. The cubic root of 55324697 is about 381.0421462367.

The spelling of 55324697 in words is "fifty-five million, three hundred twenty-four thousand, six hundred ninety-seven".