196893477 has 16 divisors (see below), whose sum is σ = 318212160. Its totient is φ = 119329200.

The previous prime is 196893469. The next prime is 196893479. The reversal of 196893477 is 774398691.

It is a happy number.

196893477 is a `hidden beast` number, since 1 + 96 + 89 + 3 + 477 = 666.

It is not a de Polignac number, because 196893477 - 2³ = 196893469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196893479) 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, 331174 + ... + 331767.

It is an arithmetic number, because the mean of its divisors is an integer number (19888260).

Almost surely, 2^196893477 is an apocalyptic number.

It is an amenable number.

196893477 is a deficient number, since it is larger than the sum of its proper divisors (121318683).

196893477 is a wasteful number, since it uses less digits than its factorization.

196893477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662961 (or 662955 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 196893477 is about 14031.8736097501. The cubic root of 196893477 is about 581.7598913896.

The spelling of 196893477 in words is "one hundred ninety-six million, eight hundred ninety-three thousand, four hundred seventy-seven".