163249316 has 24 divisors (see below), whose sum is σ = 290809344. Its totient is φ = 80170560.

The previous prime is 163249309. The next prime is 163249343. The reversal of 163249316 is 613942361.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78101 + ... + 80163.

It is an arithmetic number, because the mean of its divisors is an integer number (12117056).

Almost surely, 2^163249316 is an apocalyptic number.

It is an amenable number.

163249316 is a deficient number, since it is larger than the sum of its proper divisors (127560028).

163249316 is a wasteful number, since it uses less digits than its factorization.

163249316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2411 (or 2409 counting only the distinct ones).

The product of its digits is 23328, while the sum is 35.

The square root of 163249316 is about 12776.9055721642. The cubic root of 163249316 is about 546.5339229216.

The spelling of 163249316 in words is "one hundred sixty-three million, two hundred forty-nine thousand, three hundred sixteen".