196940427 has 16 divisors (see below), whose sum is σ = 287004672. Its totient is φ = 119583360.

The previous prime is 196940423. The next prime is 196940459. The reversal of 196940427 is 724049691.

It is not a de Polignac number, because 196940427 - 2² = 196940423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196940423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60703 + ... + 63864.

It is an arithmetic number, because the mean of its divisors is an integer number (17937792).

Almost surely, 2^196940427 is an apocalyptic number.

196940427 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

196940427 is a deficient number, since it is larger than the sum of its proper divisors (90064245).

196940427 is a wasteful number, since it uses less digits than its factorization.

196940427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124618.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 196940427 is about 14033.5464869006. The cubic root of 196940427 is about 581.8061286691.

The spelling of 196940427 in words is "one hundred ninety-six million, nine hundred forty thousand, four hundred twenty-seven".