422738650 has 24 divisors (see below), whose sum is σ = 793262844. Its totient is φ = 167596800.

The previous prime is 422738629. The next prime is 422738669. The reversal of 422738650 is 56837224.

It can be written as a sum of positive squares in 6 ways, for example, as 35081929 + 387656721 = 5923^2 + 19689^2 .

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, 31761 + ... + 43060.

Almost surely, 2^422738650 is an apocalyptic number.

422738650 is a deficient number, since it is larger than the sum of its proper divisors (370524194).

422738650 is a wasteful number, since it uses less digits than its factorization.

422738650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74946 (or 74941 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 422738650 is about 20560.6091835821. The cubic root of 422738650 is about 750.5114437470.

The spelling of 422738650 in words is "four hundred twenty-two million, seven hundred thirty-eight thousand, six hundred fifty".