19256942 has 8 divisors (see below), whose sum is σ = 29015616. Its totient is φ = 9585072.

The previous prime is 19256933. The next prime is 19256953. The reversal of 19256942 is 24965291.

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

It is a junction number, because it is equal to n+sod(n) for n = 19256896 and 19256905.

It is a congruent 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, 21143 + ... + 22034.

It is an arithmetic number, because the mean of its divisors is an integer number (3626952).

Almost surely, 2^19256942 is an apocalyptic number.

19256942 is a deficient number, since it is larger than the sum of its proper divisors (9758674).

19256942 is a wasteful number, since it uses less digits than its factorization.

19256942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43402.

The product of its digits is 38880, while the sum is 38.

The square root of 19256942 is about 4388.2732367071. The cubic root of 19256942 is about 268.0376330163.

The spelling of 19256942 in words is "nineteen million, two hundred fifty-six thousand, nine hundred forty-two".