19696402 has 8 divisors (see below), whose sum is σ = 32230512. Its totient is φ = 8952900.

The previous prime is 19696399. The next prime is 19696403. The reversal of 19696402 is 20469691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (19696403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447624 + ... + 447667.

It is an arithmetic number, because the mean of its divisors is an integer number (4028814).

Almost surely, 2^19696402 is an apocalyptic number.

19696402 is a deficient number, since it is larger than the sum of its proper divisors (12534110).

19696402 is a wasteful number, since it uses less digits than its factorization.

19696402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895304.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 19696402 is about 4438.0628657107. The cubic root of 19696402 is about 270.0612663895.

The spelling of 19696402 in words is "nineteen million, six hundred ninety-six thousand, four hundred two".