425493426 has 16 divisors (see below), whose sum is σ = 851221728. Its totient is φ = 141792000.

The previous prime is 425493401. The next prime is 425493433. The reversal of 425493426 is 624394524.

It is a Curzon 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, 21421 + ... + 36191.

It is an arithmetic number, because the mean of its divisors is an integer number (53201358).

Almost surely, 2^425493426 is an apocalyptic number.

425493426 is an abundant number, since it is smaller than the sum of its proper divisors (425728302).

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

425493426 is a wasteful number, since it uses less digits than its factorization.

425493426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19577.

The product of its digits is 207360, while the sum is 39.

The square root of 425493426 is about 20627.4919949082. The cubic root of 425493426 is about 752.1381510652.

The spelling of 425493426 in words is "four hundred twenty-five million, four hundred ninety-three thousand, four hundred twenty-six".