55322427 has 8 divisors (see below), whose sum is σ = 74416464. Its totient is φ = 36555008.

The previous prime is 55322411. The next prime is 55322441. The reversal of 55322427 is 72422355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55322427 - 2⁴ = 55322411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55322394 and 55322403.

It is not an unprimeable number, because it can be changed into a prime (55322497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81258 + ... + 81935.

It is an arithmetic number, because the mean of its divisors is an integer number (9302058).

Almost surely, 2^55322427 is an apocalyptic number.

55322427 is a deficient number, since it is larger than the sum of its proper divisors (19094037).

55322427 is a wasteful number, since it uses less digits than its factorization.

55322427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163309.

The product of its digits is 16800, while the sum is 30.

The square root of 55322427 is about 7437.9047452895. The cubic root of 55322427 is about 381.0369347155.

The spelling of 55322427 in words is "fifty-five million, three hundred twenty-two thousand, four hundred twenty-seven".