42297055 has 8 divisors (see below), whose sum is σ = 50904000. Its totient is φ = 33739296.

The previous prime is 42297019. The next prime is 42297061. The reversal of 42297055 is 55079224.

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 42297055 - 2²⁵ = 8742623 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42297055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10375 + ... + 13864.

It is an arithmetic number, because the mean of its divisors is an integer number (6363000).

Almost surely, 2^42297055 is an apocalyptic number.

42297055 is a deficient number, since it is larger than the sum of its proper divisors (8606945).

42297055 is a wasteful number, since it uses less digits than its factorization.

42297055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24593.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 42297055 is about 6503.6186081289. The cubic root of 42297055 is about 348.4202408753.

The spelling of 42297055 in words is "forty-two million, two hundred ninety-seven thousand, fifty-five".