197761396 has 12 divisors (see below), whose sum is σ = 395522848. Its totient is φ = 84754872.

The previous prime is 197761393. The next prime is 197761397. The reversal of 197761396 is 693167791.

197761396 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197761393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3531426 + ... + 3531481.

Almost surely, 2^197761396 is an apocalyptic number.

It is an amenable number.

197761396 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

197761396 is a wasteful number, since it uses less digits than its factorization.

197761396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7062918 (or 7062916 counting only the distinct ones).

The product of its digits is 428652, while the sum is 49.

The square root of 197761396 is about 14062.7662997008. The cubic root of 197761396 is about 582.6134499995.

The spelling of 197761396 in words is "one hundred ninety-seven million, seven hundred sixty-one thousand, three hundred ninety-six".