160997726 has 8 divisors (see below), whose sum is σ = 241553664. Its totient is φ = 80479840.

The previous prime is 160997713. The next prime is 160997731. The reversal of 160997726 is 627799061.

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

It is a congruent number.

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, 6371 + ... + 19041.

It is an arithmetic number, because the mean of its divisors is an integer number (30194208).

Almost surely, 2^160997726 is an apocalyptic number.

160997726 is a deficient number, since it is larger than the sum of its proper divisors (80555938).

160997726 is a wasteful number, since it uses less digits than its factorization.

160997726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19026.

The product of its (nonzero) digits is 285768, while the sum is 47.

The square root of 160997726 is about 12688.4879319799. The cubic root of 160997726 is about 544.0096212795.

The spelling of 160997726 in words is "one hundred sixty million, nine hundred ninety-seven thousand, seven hundred twenty-six".