161096884 has 36 divisors (see below), whose sum is σ = 307317024. Its totient is φ = 73855392.

The previous prime is 161096869. The next prime is 161096933. The reversal of 161096884 is 488690161.

It is a self number, because there is not a number n which added to its sum of digits gives 161096884.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112179 + ... + 113605.

It is an arithmetic number, because the mean of its divisors is an integer number (8536584).

Almost surely, 2^161096884 is an apocalyptic number.

It is an amenable number.

161096884 is a deficient number, since it is larger than the sum of its proper divisors (146220140).

161096884 is a wasteful number, since it uses less digits than its factorization.

161096884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1624 (or 1609 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 161096884 is about 12692.3947307039. The cubic root of 161096884 is about 544.1212829713.

The spelling of 161096884 in words is "one hundred sixty-one million, ninety-six thousand, eight hundred eighty-four".