425253842 has 8 divisors (see below), whose sum is σ = 686948556. Its totient is φ = 196270992.

The previous prime is 425253841. The next prime is 425253847. The reversal of 425253842 is 248352524.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 414488881 + 10764961 = 20359^2 + 3281^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (425253841) 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, 8177933 + ... + 8177984.

Almost surely, 2^425253842 is an apocalyptic number.

425253842 is a deficient number, since it is larger than the sum of its proper divisors (261694714).

425253842 is a wasteful number, since it uses less digits than its factorization.

425253842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16355932.

The product of its digits is 76800, while the sum is 35.

The square root of 425253842 is about 20621.6837818836. The cubic root of 425253842 is about 751.9969549164.

The spelling of 425253842 in words is "four hundred twenty-five million, two hundred fifty-three thousand, eight hundred forty-two".