160986442 has 8 divisors (see below), whose sum is σ = 245438532. Its totient is φ = 79173600.

The previous prime is 160986433. The next prime is 160986479. The reversal of 160986442 is 244689061.

It can be written as a sum of positive squares in 2 ways, for example, as 154529761 + 6456681 = 12431^2 + 2541^2 .

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 = 160986395 and 160986404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 659659 + ... + 659902.

Almost surely, 2^160986442 is an apocalyptic number.

160986442 is a deficient number, since it is larger than the sum of its proper divisors (84452090).

160986442 is a wasteful number, since it uses less digits than its factorization.

160986442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319624.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 160986442 is about 12688.0432691570. The cubic root of 160986442 is about 543.9969114768.

The spelling of 160986442 in words is "one hundred sixty million, nine hundred eighty-six thousand, four hundred forty-two".