19714256 has 20 divisors (see below), whose sum is σ = 38402304. Its totient is φ = 9804000.

The previous prime is 19714249. The next prime is 19714259. The reversal of 19714256 is 65241791.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19714259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170 + ... + 6281.

Almost surely, 2^19714256 is an apocalyptic number.

19714256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

19714256 is a deficient number, since it is larger than the sum of its proper divisors (18688048).

19714256 is a wasteful number, since it uses less digits than its factorization.

19714256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6650 (or 6644 counting only the distinct ones).

The product of its digits is 15120, while the sum is 35.

The square root of 19714256 is about 4440.0738732593. The cubic root of 19714256 is about 270.1428416555.

The spelling of 19714256 in words is "nineteen million, seven hundred fourteen thousand, two hundred fifty-six".