196449072 has 40 divisors (see below), whose sum is σ = 529561344. Its totient is φ = 62635584.

The previous prime is 196449047. The next prime is 196449083. The reversal of 196449072 is 270944691.

196449072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×196449072² = 77184475779322368, which contains 22 as substring.

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, 87868 + ... + 90075.

Almost surely, 2^196449072 is an apocalyptic number.

196449072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

196449072 is an abundant number, since it is smaller than the sum of its proper divisors (333112272).

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

196449072 is a wasteful number, since it uses less digits than its factorization.

196449072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177977 (or 177971 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 196449072 is about 14016.0291095588. The cubic root of 196449072 is about 581.3218681398.

The spelling of 196449072 in words is "one hundred ninety-six million, four hundred forty-nine thousand, seventy-two".