425422927 has 4 divisors (see below), whose sum is σ = 443919600. Its totient is φ = 406926256.

The previous prime is 425422919. The next prime is 425422931. The reversal of 425422927 is 729224524.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 425422927 - 2³ = 425422919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425422727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9248302 + ... + 9248347.

It is an arithmetic number, because the mean of its divisors is an integer number (110979900).

Almost surely, 2^425422927 is an apocalyptic number.

425422927 is a deficient number, since it is larger than the sum of its proper divisors (18496673).

425422927 is a wasteful number, since it uses less digits than its factorization.

425422927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18496672.

The product of its digits is 80640, while the sum is 37.

The square root of 425422927 is about 20625.7830639227. The cubic root of 425422927 is about 752.0966087733.

The spelling of 425422927 in words is "four hundred twenty-five million, four hundred twenty-two thousand, nine hundred twenty-seven".