55867297 has 8 divisors (see below), whose sum is σ = 57647520. Its totient is φ = 54107040.

The previous prime is 55867291. The next prime is 55867319. The reversal of 55867297 is 79276855.

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 55867297 - 2³ = 55867289 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55867297.

It is not an unprimeable number, because it can be changed into a prime (55867291) 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, 798 + ... + 10600.

It is an arithmetic number, because the mean of its divisors is an integer number (7205940).

Almost surely, 2^55867297 is an apocalyptic number.

It is an amenable number.

55867297 is a deficient number, since it is larger than the sum of its proper divisors (1780223).

55867297 is a wasteful number, since it uses less digits than its factorization.

55867297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9983.

The product of its digits is 1058400, while the sum is 49.

The square root of 55867297 is about 7474.4429223856. The cubic root of 55867297 is about 382.2837931160.

The spelling of 55867297 in words is "fifty-five million, eight hundred sixty-seven thousand, two hundred ninety-seven".