196897512 has 32 divisors (see below), whose sum is σ = 562564800. Its totient is φ = 56256384.

The previous prime is 196897433. The next prime is 196897529. The reversal of 196897512 is 215798691.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 585837 + ... + 586172.

It is an arithmetic number, because the mean of its divisors is an integer number (17580150).

Almost surely, 2^196897512 is an apocalyptic number.

196897512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

196897512 is an abundant number, since it is smaller than the sum of its proper divisors (365667288).

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

196897512 is a wasteful number, since it uses less digits than its factorization.

196897512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172025 (or 1172021 counting only the distinct ones).

The product of its digits is 272160, while the sum is 48.

The square root of 196897512 is about 14032.0173888148. The cubic root of 196897512 is about 581.7638654254.

The spelling of 196897512 in words is "one hundred ninety-six million, eight hundred ninety-seven thousand, five hundred twelve".