425876994 has 32 divisors (see below), whose sum is σ = 948936000. Its totient is φ = 141577632.

The previous prime is 425876989. The next prime is 425877007. The reversal of 425876994 is 499678524.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 425876994.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10062 + ... + 30870.

It is an arithmetic number, because the mean of its divisors is an integer number (29654250).

Almost surely, 2^425876994 is an apocalyptic number.

425876994 is an abundant number, since it is smaller than the sum of its proper divisors (523059006).

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

425876994 is a wasteful number, since it uses less digits than its factorization.

425876994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21199 (or 21193 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The square root of 425876994 is about 20636.7873953288. The cubic root of 425876994 is about 752.3640922606.

The spelling of 425876994 in words is "four hundred twenty-five million, eight hundred seventy-six thousand, nine hundred ninety-four".