196226431 has 2 divisors, whose sum is σ = 196226432. Its totient is φ = 196226430.

The previous prime is 196226417. The next prime is 196226449. The reversal of 196226431 is 134622691.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196226431 - 2¹⁷ = 196095359 is a prime.

It is a super-2 number, since 2×196226431² = 77009624445995522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196226411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98113215 + 98113216.

It is an arithmetic number, because the mean of its divisors is an integer number (98113216).

Almost surely, 2^196226431 is an apocalyptic number.

196226431 is a deficient number, since it is larger than the sum of its proper divisors (1).

196226431 is an equidigital number, since it uses as much as digits as its factorization.

196226431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 34.

The square root of 196226431 is about 14008.0844871810. The cubic root of 196226431 is about 581.1021759052.

The spelling of 196226431 in words is "one hundred ninety-six million, two hundred twenty-six thousand, four hundred thirty-one".