160331642 has 8 divisors (see below), whose sum is σ = 242878932. Its totient is φ = 79372000.

The previous prime is 160331627. The next prime is 160331663. The reversal of 160331642 is 246133061.

It can be written as a sum of positive squares in 2 ways, for example, as 119486761 + 40844881 = 10931^2 + 6391^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396659 + ... + 397062.

Almost surely, 2^160331642 is an apocalyptic number.

160331642 is a deficient number, since it is larger than the sum of its proper divisors (82547290).

160331642 is a wasteful number, since it uses less digits than its factorization.

160331642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793824.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 160331642 is about 12662.2131556849. The cubic root of 160331642 is about 543.2583539962.

The spelling of 160331642 in words is "one hundred sixty million, three hundred thirty-one thousand, six hundred forty-two".