425217698 has 16 divisors (see below), whose sum is σ = 666518976. Its totient is φ = 203071440.

The previous prime is 425217673. The next prime is 425217713. The reversal of 425217698 is 896712524.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27413 + ... + 40023.

It is an arithmetic number, because the mean of its divisors is an integer number (41657436).

Almost surely, 2^425217698 is an apocalyptic number.

425217698 is a deficient number, since it is larger than the sum of its proper divisors (241301278).

425217698 is a wasteful number, since it uses less digits than its factorization.

425217698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13369.

The product of its digits is 241920, while the sum is 44.

The square root of 425217698 is about 20620.8074041731. The cubic root of 425217698 is about 751.9756492511.

The spelling of 425217698 in words is "four hundred twenty-five million, two hundred seventeen thousand, six hundred ninety-eight".