196417408 has 32 divisors (see below), whose sum is σ = 426876120. Its totient is φ = 89280000.

The previous prime is 196417387. The next prime is 196417409. The reversal of 196417408 is 804714691.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196417409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68343 + ... + 71158.

Almost surely, 2^196417408 is an apocalyptic number.

It is an amenable number.

196417408 is an abundant number, since it is smaller than the sum of its proper divisors (230458712).

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

196417408 is a wasteful number, since it uses less digits than its factorization.

196417408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139526 (or 139514 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 196417408 is about 14014.8995001748. The cubic root of 196417408 is about 581.2906336414.

The spelling of 196417408 in words is "one hundred ninety-six million, four hundred seventeen thousand, four hundred eight".