19927412 has 12 divisors (see below), whose sum is σ = 35056896. Its totient is φ = 9911160.

The previous prime is 19927403. The next prime is 19927421. The reversal of 19927412 is 21472991.

It is an interprime number because it is at equal distance from previous prime (19927403) and next prime (19927421).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12278 + ... + 13805.

It is an arithmetic number, because the mean of its divisors is an integer number (2921408).

Almost surely, 2^19927412 is an apocalyptic number.

It is an amenable number.

19927412 is a deficient number, since it is larger than the sum of its proper divisors (15129484).

19927412 is a wasteful number, since it uses less digits than its factorization.

19927412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26278 (or 26276 counting only the distinct ones).

The product of its digits is 9072, while the sum is 35.

The square root of 19927412 is about 4464.0129928126. The cubic root of 19927412 is about 271.1129733267.

The spelling of 19927412 in words is "nineteen million, nine hundred twenty-seven thousand, four hundred twelve".