196539464 has 16 divisors (see below), whose sum is σ = 402012720. Its totient is φ = 89336080.

The previous prime is 196539391. The next prime is 196539481. The reversal of 196539464 is 464935691.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1116614 + ... + 1116789.

It is an arithmetic number, because the mean of its divisors is an integer number (25125795).

Almost surely, 2^196539464 is an apocalyptic number.

It is an amenable number.

196539464 is an abundant number, since it is smaller than the sum of its proper divisors (205473256).

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

196539464 is a wasteful number, since it uses less digits than its factorization.

196539464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233420 (or 2233416 counting only the distinct ones).

The product of its digits is 699840, while the sum is 47.

The square root of 196539464 is about 14019.2533324710. The cubic root of 196539464 is about 581.4110155685.

The spelling of 196539464 in words is "one hundred ninety-six million, five hundred thirty-nine thousand, four hundred sixty-four".