196007644 has 18 divisors (see below), whose sum is σ = 399015960. Its totient is φ = 84003192.

The previous prime is 196007639. The next prime is 196007659. The reversal of 196007644 is 446700691.

196007644 is a modest number, since divided by 7644 gives 196 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 499824 + ... + 500215.

Almost surely, 2^196007644 is an apocalyptic number.

196007644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

196007644 is an abundant number, since it is smaller than the sum of its proper divisors (203008316).

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

196007644 is a wasteful number, since it uses less digits than its factorization.

196007644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000057 (or 1000048 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 196007644 is about 14000.2729973383. The cubic root of 196007644 is about 580.8861246797.

The spelling of 196007644 in words is "one hundred ninety-six million, seven thousand, six hundred forty-four".