19929014 has 32 divisors (see below), whose sum is σ = 35604480. Its totient is φ = 8188128.

The previous prime is 19928999. The next prime is 19929031. The reversal of 19929014 is 41092991.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40679 + ... + 41165.

It is an arithmetic number, because the mean of its divisors is an integer number (1112640).

Almost surely, 2^19929014 is an apocalyptic number.

19929014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

19929014 is a deficient number, since it is larger than the sum of its proper divisors (15675466).

19929014 is a wasteful number, since it uses less digits than its factorization.

19929014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612.

The product of its (nonzero) digits is 5832, while the sum is 35.

The square root of 19929014 is about 4464.1924241681. The cubic root of 19929014 is about 271.1202382163.

The spelling of 19929014 in words is "nineteen million, nine hundred twenty-nine thousand, fourteen".