196631630 has 16 divisors (see below), whose sum is σ = 381163104. Its totient is φ = 72602400.

The previous prime is 196631593. The next prime is 196631641. The reversal of 196631630 is 36136691.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 756146 + ... + 756405.

It is an arithmetic number, because the mean of its divisors is an integer number (23822694).

Almost surely, 2^196631630 is an apocalyptic number.

196631630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196631630 is a deficient number, since it is larger than the sum of its proper divisors (184531474).

196631630 is a wasteful number, since it uses less digits than its factorization.

196631630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1512571.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 196631630 is about 14022.5400694739. The cubic root of 196631630 is about 581.5018844326.

The spelling of 196631630 in words is "one hundred ninety-six million, six hundred thirty-one thousand, six hundred thirty".