19932412 has 12 divisors (see below), whose sum is σ = 35022456. Its totient is φ = 9926000.

The previous prime is 19932403. The next prime is 19932413. The reversal of 19932412 is 21423991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19932413) 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 in 3 ways as a sum of consecutive naturals, for example, 8923 + ... + 10930.

It is an arithmetic number, because the mean of its divisors is an integer number (2918538).

Almost surely, 2^19932412 is an apocalyptic number.

It is an amenable number.

19932412 is a deficient number, since it is larger than the sum of its proper divisors (15090044).

19932412 is a wasteful number, since it uses less digits than its factorization.

19932412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20108 (or 20106 counting only the distinct ones).

The product of its digits is 3888, while the sum is 31.

The square root of 19932412 is about 4464.5729918997. The cubic root of 19932412 is about 271.1356464751.

The spelling of 19932412 in words is "nineteen million, nine hundred thirty-two thousand, four hundred twelve".