351606242 has 32 divisors (see below), whose sum is σ = 585189360. Its totient is φ = 157409280.

The previous prime is 351606239. The next prime is 351606251. The reversal of 351606242 is 242606153.

It can be written as a sum of positive squares in 8 ways, for example, as 6241 + 351600001 = 79^2 + 18751^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204884 + ... + 206592.

Almost surely, 2^351606242 is an apocalyptic number.

351606242 is a deficient number, since it is larger than the sum of its proper divisors (233583118).

351606242 is a wasteful number, since it uses less digits than its factorization.

351606242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 351606242 is about 18751.1664170526. The cubic root of 351606242 is about 705.8062917699.

The spelling of 351606242 in words is "three hundred fifty-one million, six hundred six thousand, two hundred forty-two".