162748994 has 8 divisors (see below), whose sum is σ = 244432188. Its totient is φ = 81271600.

The previous prime is 162748981. The next prime is 162749009. The reversal of 162748994 is 499847261.

It can be written as a sum of positive squares in 2 ways, for example, as 149695225 + 13053769 = 12235^2 + 3613^2 .

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49457 + ... + 52644.

Almost surely, 2^162748994 is an apocalyptic number.

162748994 is a deficient number, since it is larger than the sum of its proper divisors (81683194).

162748994 is a wasteful number, since it uses less digits than its factorization.

162748994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102900.

The product of its digits is 870912, while the sum is 50.

The square root of 162748994 is about 12757.3113938635. The cubic root of 162748994 is about 545.9750175298.

The spelling of 162748994 in words is "one hundred sixty-two million, seven hundred forty-eight thousand, nine hundred ninety-four".