196689470 has 16 divisors (see below), whose sum is σ = 354201120. Its totient is φ = 78640224.

The previous prime is 196689469. The next prime is 196689481. The reversal of 196689470 is 74986691.

196689470 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 38951 + ... + 43709.

It is an arithmetic number, because the mean of its divisors is an integer number (22137570).

Almost surely, 2^196689470 is an apocalyptic number.

196689470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196689470 is a deficient number, since it is larger than the sum of its proper divisors (157511650).

196689470 is a wasteful number, since it uses less digits than its factorization.

196689470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8899.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 196689470 is about 14024.6023116522. The cubic root of 196689470 is about 581.5588958972.

The spelling of 196689470 in words is "one hundred ninety-six million, six hundred eighty-nine thousand, four hundred seventy".