425031722 has 24 divisors (see below), whose sum is σ = 678869100. Its totient is φ = 199539200.

The previous prime is 425031709. The next prime is 425031829. The reversal of 425031722 is 227130524.

It can be written as a sum of positive squares in 6 ways, for example, as 423989281 + 1042441 = 20591^2 + 1021^2 .

It is a junction number, because it is equal to n+sod(n) for n = 425031691 and 425031700.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 404654 + ... + 405702.

Almost surely, 2^425031722 is an apocalyptic number.

425031722 is a deficient number, since it is larger than the sum of its proper divisors (253837378).

425031722 is a wasteful number, since it uses less digits than its factorization.

425031722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786 (or 1769 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 425031722 is about 20616.2974852421. The cubic root of 425031722 is about 751.8660035979.

The spelling of 425031722 in words is "four hundred twenty-five million, thirty-one thousand, seven hundred twenty-two".