609922442 has 8 divisors (see below), whose sum is σ = 917807556. Its totient is φ = 303986592.

The previous prime is 609922433. The next prime is 609922457. The reversal of 609922442 is 244229906.

It can be written as a sum of positive squares in 2 ways, for example, as 605209201 + 4713241 = 24601^2 + 2171^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 609922396 and 609922405.

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, 486533 + ... + 487784.

Almost surely, 2^609922442 is an apocalyptic number.

609922442 is a deficient number, since it is larger than the sum of its proper divisors (307885114).

609922442 is a wasteful number, since it uses less digits than its factorization.

609922442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974632.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 609922442 is about 24696.6079047306. The cubic root of 609922442 is about 848.0566639557.

The spelling of 609922442 in words is "six hundred nine million, nine hundred twenty-two thousand, four hundred forty-two".