19696244 has 6 divisors (see below), whose sum is σ = 34468434. Its totient is φ = 9848120.

The previous prime is 19696241. The next prime is 19696267. The reversal of 19696244 is 44269691.

It can be written as a sum of positive squares in only one way, i.e., 19695844 + 400 = 4438^2 + 20^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19696241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2462027 + ... + 2462034.

It is an arithmetic number, because the mean of its divisors is an integer number (5744739).

Almost surely, 2^19696244 is an apocalyptic number.

It is an amenable number.

19696244 is a deficient number, since it is larger than the sum of its proper divisors (14772190).

19696244 is a wasteful number, since it uses less digits than its factorization.

19696244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4924065 (or 4924063 counting only the distinct ones).

The product of its digits is 93312, while the sum is 41.

The square root of 19696244 is about 4438.0450651159. The cubic root of 19696244 is about 270.0605442645.

The spelling of 19696244 in words is "nineteen million, six hundred ninety-six thousand, two hundred forty-four".