19983396 has 24 divisors (see below), whose sum is σ = 46720800. Its totient is φ = 6647872.

The previous prime is 19983377. The next prime is 19983409. The reversal of 19983396 is 69338991.

It is a happy number.

It is a super-2 number, since 2×19983396² = 798672231385632, 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, 6055 + ... + 8753.

It is an arithmetic number, because the mean of its divisors is an integer number (1946700).

Almost surely, 2^19983396 is an apocalyptic number.

It is an amenable number.

19983396 is an abundant number, since it is smaller than the sum of its proper divisors (26737404).

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

19983396 is a wasteful number, since it uses less digits than its factorization.

19983396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3323 (or 3321 counting only the distinct ones).

The product of its digits is 314928, while the sum is 48.

The square root of 19983396 is about 4470.2791859122. The cubic root of 19983396 is about 271.3666238790.

The spelling of 19983396 in words is "nineteen million, nine hundred eighty-three thousand, three hundred ninety-six".