19927914 has 8 divisors (see below), whose sum is σ = 39855840. Its totient is φ = 6642636.

The previous prime is 19927879. The next prime is 19927931. The reversal of 19927914 is 41972991.

It is a sphenic number, since it is the product of 3 distinct primes.

19927914 is an admirable 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, 1660654 + ... + 1660665.

It is an arithmetic number, because the mean of its divisors is an integer number (4981980).

Almost surely, 2^19927914 is an apocalyptic number.

19927914 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

19927914 is a wasteful number, since it uses less digits than its factorization.

19927914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3321324.

The product of its digits is 40824, while the sum is 42.

The square root of 19927914 is about 4464.0692198934. The cubic root of 19927914 is about 271.1152498821.

The spelling of 19927914 in words is "nineteen million, nine hundred twenty-seven thousand, nine hundred fourteen".