162994772 has 12 divisors (see below), whose sum is σ = 285594036. Its totient is φ = 81396480.

The previous prime is 162994763. The next prime is 162994801. The reversal of 162994772 is 277499261.

162994772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 41422096 + 121572676 = 6436^2 + 11026^2 .

It is a congruent number.

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, 21533 + ... + 28100.

It is an arithmetic number, because the mean of its divisors is an integer number (23799503).

Almost surely, 2^162994772 is an apocalyptic number.

It is an amenable number.

162994772 is a deficient number, since it is larger than the sum of its proper divisors (122599264).

162994772 is a wasteful number, since it uses less digits than its factorization.

162994772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50458 (or 50456 counting only the distinct ones).

The product of its digits is 381024, while the sum is 47.

The square root of 162994772 is about 12766.9405888803. The cubic root of 162994772 is about 546.2497169347.

The spelling of 162994772 in words is "one hundred sixty-two million, nine hundred ninety-four thousand, seven hundred seventy-two".