425666022 has 16 divisors (see below), whose sum is σ = 878794752. Its totient is φ = 137311560.

The previous prime is 425665969. The next prime is 425666023. The reversal of 425666022 is 220666524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425666023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1144078 + ... + 1144449.

It is an arithmetic number, because the mean of its divisors is an integer number (54924672).

Almost surely, 2^425666022 is an apocalyptic number.

425666022 is an abundant number, since it is smaller than the sum of its proper divisors (453128730).

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

425666022 is a wasteful number, since it uses less digits than its factorization.

425666022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2288563.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 425666022 is about 20631.6752107045. The cubic root of 425666022 is about 752.2398357444.

The spelling of 425666022 in words is "four hundred twenty-five million, six hundred sixty-six thousand, twenty-two".