196495047 has 18 divisors (see below), whose sum is σ = 330165888. Its totient is φ = 112282632.

The previous prime is 196495021. The next prime is 196495051. The reversal of 196495047 is 740594691.

It is not a de Polignac number, because 196495047 - 2⁶ = 196494983 is a prime.

It is a super-2 number, since 2×196495047² = 77220606991064418, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 196494993 and 196495011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196495007) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 222343 + ... + 223224.

Almost surely, 2^196495047 is an apocalyptic number.

196495047 is a deficient number, since it is larger than the sum of its proper divisors (133670841).

196495047 is a wasteful number, since it uses less digits than its factorization.

196495047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445587 (or 445577 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 196495047 is about 14017.6691001036. The cubic root of 196495047 is about 581.3672135449.

The spelling of 196495047 in words is "one hundred ninety-six million, four hundred ninety-five thousand, forty-seven".