425445722 has 8 divisors (see below), whose sum is σ = 687258516. Its totient is φ = 196359552.

The previous prime is 425445719. The next prime is 425445733. The reversal of 425445722 is 227544524.

It can be written as a sum of positive squares in 2 ways, for example, as 409293361 + 16152361 = 20231^2 + 4019^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8181623 + ... + 8181674.

Almost surely, 2^425445722 is an apocalyptic number.

425445722 is a deficient number, since it is larger than the sum of its proper divisors (261812794).

425445722 is a wasteful number, since it uses less digits than its factorization.

425445722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16363312.

The product of its digits is 89600, while the sum is 35.

The square root of 425445722 is about 20626.3356416015. The cubic root of 425445722 is about 752.1100414736.

The spelling of 425445722 in words is "four hundred twenty-five million, four hundred forty-five thousand, seven hundred twenty-two".