425712726 has 32 divisors (see below), whose sum is σ = 951713280. Its totient is φ = 141051528.

The previous prime is 425712719. The next prime is 425712731. The reversal of 425712726 is 627217524.

It is a happy number.

425712726 is a `hidden beast` number, since 42 + 571 + 27 + 26 = 666.

It is a congruent number.

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, 14586 + ... + 32621.

It is an arithmetic number, because the mean of its divisors is an integer number (29741040).

Almost surely, 2^425712726 is an apocalyptic number.

425712726 is an abundant number, since it is smaller than the sum of its proper divisors (526000554).

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

425712726 is a wasteful number, since it uses less digits than its factorization.

425712726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47385 (or 47379 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 425712726 is about 20632.8070315214. The cubic root of 425712726 is about 752.2673466118.

The spelling of 425712726 in words is "four hundred twenty-five million, seven hundred twelve thousand, seven hundred twenty-six".