161824696 has 32 divisors (see below), whose sum is σ = 332106480. Its totient is φ = 73312000.

The previous prime is 161824687. The next prime is 161824697. The reversal of 161824696 is 696428161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161824697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24996 + ... + 30796.

Almost surely, 2^161824696 is an apocalyptic number.

It is an amenable number.

161824696 is an abundant number, since it is smaller than the sum of its proper divisors (170281784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161824696 is a wasteful number, since it uses less digits than its factorization.

161824696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6135 (or 6131 counting only the distinct ones).

The product of its digits is 124416, while the sum is 43.

The square root of 161824696 is about 12721.0336058042. The cubic root of 161824696 is about 544.9394719975.

The spelling of 161824696 in words is "one hundred sixty-one million, eight hundred twenty-four thousand, six hundred ninety-six".