425775858 has 16 divisors (see below), whose sum is σ = 863217696. Its totient is φ = 139980960.

The previous prime is 425775841. The next prime is 425775859. The reversal of 425775858 is 858577524.

It is a self number, because there is not a number n which added to its sum of digits gives 425775858.

It is not an unprimeable number, because it can be changed into a prime (425775859) 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, 485608 + ... + 486483.

It is an arithmetic number, because the mean of its divisors is an integer number (53951106).

Almost surely, 2^425775858 is an apocalyptic number.

425775858 is an abundant number, since it is smaller than the sum of its proper divisors (437441838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425775858 is a wasteful number, since it uses less digits than its factorization.

425775858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972169.

The product of its digits is 3136000, while the sum is 51.

The square root of 425775858 is about 20634.3368684336. The cubic root of 425775858 is about 752.3045311510.

The spelling of 425775858 in words is "four hundred twenty-five million, seven hundred seventy-five thousand, eight hundred fifty-eight".