161346882 has 8 divisors (see below), whose sum is σ = 322693776. Its totient is φ = 53782292.

The previous prime is 161346877. The next prime is 161346953. The reversal of 161346882 is 288643161.

161346882 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

161346882 is an admirable number.

It is a super-2 number, since 2×161346882² = 52065632662243848, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 161346882.

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, 13445568 + ... + 13445579.

It is an arithmetic number, because the mean of its divisors is an integer number (40336722).

Almost surely, 2^161346882 is an apocalyptic number.

161346882 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

161346882 is a wasteful number, since it uses less digits than its factorization.

161346882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26891152.

The product of its digits is 55296, while the sum is 39.

The square root of 161346882 is about 12702.2392514076. The cubic root of 161346882 is about 544.4026021463.

The spelling of 161346882 in words is "one hundred sixty-one million, three hundred forty-six thousand, eight hundred eighty-two".