210196090 has 64 divisors (see below), whose sum is σ = 418844160. Its totient is φ = 75479040.

The previous prime is 210196081. The next prime is 210196097. The reversal of 210196090 is 90691012.

It is not an unprimeable number, because it can be changed into a prime (210196097) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 996085 + ... + 996295.

It is an arithmetic number, because the mean of its divisors is an integer number (6544440).

Almost surely, 2^210196090 is an apocalyptic number.

210196090 is a deficient number, since it is larger than the sum of its proper divisors (208648070).

210196090 is a wasteful number, since it uses less digits than its factorization.

210196090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 210196090 is about 14498.1409153036. The cubic root of 210196090 is about 594.5771446515.

The spelling of 210196090 in words is "two hundred ten million, one hundred ninety-six thousand, ninety".