425228855 has 8 divisors (see below), whose sum is σ = 510393312. Its totient is φ = 340103968.

The previous prime is 425228851. The next prime is 425228857. The reversal of 425228855 is 558822524.

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 425228855 - 2² = 425228851 is a prime.

It is a super-2 number, since 2×425228855² = 361639158249222050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425228851) 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, 24854 + ... + 38316.

It is an arithmetic number, because the mean of its divisors is an integer number (63799164).

Almost surely, 2^425228855 is an apocalyptic number.

425228855 is a deficient number, since it is larger than the sum of its proper divisors (85164457).

425228855 is a wasteful number, since it uses less digits than its factorization.

425228855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19785.

The product of its digits is 256000, while the sum is 41.

The square root of 425228855 is about 20621.0779301180. The cubic root of 425228855 is about 751.9822260540.

The spelling of 425228855 in words is "four hundred twenty-five million, two hundred twenty-eight thousand, eight hundred fifty-five".