55692297 has 6 divisors (see below), whose sum is σ = 80444442. Its totient is φ = 37128192.

The previous prime is 55692293. The next prime is 55692311. The reversal of 55692297 is 79229655.

55692297 is a `hidden beast` number, since 556 + 9 + 2 + 2 + 97 = 666.

It can be written as a sum of positive squares in only one way, i.e., 52142841 + 3549456 = 7221^2 + 1884^2 .

It is not a de Polignac number, because 55692297 - 2² = 55692293 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55692293) 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 5 ways as a sum of consecutive naturals, for example, 3094008 + ... + 3094025.

It is an arithmetic number, because the mean of its divisors is an integer number (13407407).

Almost surely, 2^55692297 is an apocalyptic number.

It is an amenable number.

55692297 is a deficient number, since it is larger than the sum of its proper divisors (24752145).

55692297 is a wasteful number, since it uses less digits than its factorization.

55692297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6188039 (or 6188036 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The square root of 55692297 is about 7462.7271824716. The cubic root of 55692297 is about 381.8842174436.

The spelling of 55692297 in words is "fifty-five million, six hundred ninety-two thousand, two hundred ninety-seven".