19863342 has 12 divisors (see below), whose sum is σ = 43037280. Its totient is φ = 6621108.

The previous prime is 19863331. The next prime is 19863359. The reversal of 19863342 is 24336891.

19863342 is a `hidden beast` number, since 19 + 8 + 633 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 19863297 and 19863306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 551742 + ... + 551777.

It is an arithmetic number, because the mean of its divisors is an integer number (3586440).

Almost surely, 2^19863342 is an apocalyptic number.

19863342 is an abundant number, since it is smaller than the sum of its proper divisors (23173938).

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

19863342 is a wasteful number, since it uses less digits than its factorization.

19863342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103527 (or 1103524 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 19863342 is about 4456.8309368878. The cubic root of 19863342 is about 270.8221033503.

The spelling of 19863342 in words is "nineteen million, eight hundred sixty-three thousand, three hundred forty-two".