19313714 has 16 divisors (see below), whose sum is σ = 33421248. Its totient is φ = 8199312.

The previous prime is 19313711. The next prime is 19313737. The reversal of 19313714 is 41731391.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (19313711) 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 7 ways as a sum of consecutive naturals, for example, 4949 + ... + 7944.

It is an arithmetic number, because the mean of its divisors is an integer number (2088828).

Almost surely, 2^19313714 is an apocalyptic number.

19313714 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

19313714 is a deficient number, since it is larger than the sum of its proper divisors (14107534).

19313714 is a wasteful number, since it uses less digits than its factorization.

19313714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13009.

The product of its digits is 2268, while the sum is 29.

The square root of 19313714 is about 4394.7370797353. The cubic root of 19313714 is about 268.3007779990.

The spelling of 19313714 in words is "nineteen million, three hundred thirteen thousand, seven hundred fourteen".