160381946 has 8 divisors (see below), whose sum is σ = 242780340. Its totient is φ = 79455168.

The previous prime is 160381931. The next prime is 160381951. The reversal of 160381946 is 649183061.

It can be written as a sum of positive squares in 2 ways, for example, as 147501025 + 12880921 = 12145^2 + 3589^2 .

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

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, 367631 + ... + 368066.

Almost surely, 2^160381946 is an apocalyptic number.

160381946 is a deficient number, since it is larger than the sum of its proper divisors (82398394).

160381946 is a wasteful number, since it uses less digits than its factorization.

160381946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735808.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 160381946 is about 12664.1993825113. The cubic root of 160381946 is about 543.3151637652.

The spelling of 160381946 in words is "one hundred sixty million, three hundred eighty-one thousand, nine hundred forty-six".