190164002 has 30 divisors (see below), whose sum is σ = 334447803. Its totient is φ = 81089316.

The previous prime is 190164001. The next prime is 190164041. The reversal of 190164002 is 200461091.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 95082001 + 95082001 = 9751^2 + 9751^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=9751.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (190164001) by changing a digit.

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 14 ways as a sum of consecutive naturals, for example, 955499 + ... + 955697.

Almost surely, 2^190164002 is an apocalyptic number.

190164002 is a deficient number, since it is larger than the sum of its proper divisors (144283801).

190164002 is an frugal number, since it uses more digits than its factorization.

190164002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428 (or 208 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 190164002 is about 13789.9964467000. The cubic root of 190164002 is about 575.0550692059.

The spelling of 190164002 in words is "one hundred ninety million, one hundred sixty-four thousand, two".