196735290 has 32 divisors (see below), whose sum is σ = 484928640. Its totient is φ = 51044544.

The previous prime is 196735267. The next prime is 196735313. The reversal of 196735290 is 92537691.

It is an interprime number because it is at equal distance from previous prime (196735267) and next prime (196735313).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87510 + ... + 89729.

It is an arithmetic number, because the mean of its divisors is an integer number (15154020).

Almost surely, 2^196735290 is an apocalyptic number.

196735290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196735290 is an abundant number, since it is smaller than the sum of its proper divisors (288193350).

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

196735290 is a wasteful number, since it uses less digits than its factorization.

196735290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177286.

The product of its (nonzero) digits is 102060, while the sum is 42.

The square root of 196735290 is about 14026.2357744336. The cubic root of 196735290 is about 581.6040516101.

The spelling of 196735290 in words is "one hundred ninety-six million, seven hundred thirty-five thousand, two hundred ninety".