161466402 has 8 divisors (see below), whose sum is σ = 322932816. Its totient is φ = 53822132.

The previous prime is 161466367. The next prime is 161466439. The reversal of 161466402 is 204664161.

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

161466402 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 161466402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13455528 + ... + 13455539.

It is an arithmetic number, because the mean of its divisors is an integer number (40366602).

Almost surely, 2^161466402 is an apocalyptic number.

161466402 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.

161466402 is a wasteful number, since it uses less digits than its factorization.

161466402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26911072.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 161466402 is about 12706.9430627512. The cubic root of 161466402 is about 544.5369936271.

The spelling of 161466402 in words is "one hundred sixty-one million, four hundred sixty-six thousand, four hundred two".