19068172 has 24 divisors (see below), whose sum is σ = 36080240. Its totient is φ = 8786880.

The previous prime is 19068113. The next prime is 19068187. The reversal of 19068172 is 27186091.

It is a happy number.

It is a nialpdrome in base 11.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 579 + ... + 6202.

Almost surely, 2^19068172 is an apocalyptic number.

It is an amenable number.

19068172 is a deficient number, since it is larger than the sum of its proper divisors (17012068).

19068172 is a wasteful number, since it uses less digits than its factorization.

19068172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6841 (or 6839 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 19068172 is about 4366.7118063825. The cubic root of 19068172 is about 267.1589247760.

The spelling of 19068172 in words is "nineteen million, sixty-eight thousand, one hundred seventy-two".