782385242 has 16 divisors (see below), whose sum is σ = 1181295360. Its totient is φ = 388627872.

The previous prime is 782385221. The next prime is 782385259. The reversal of 782385242 is 242583287.

It is a happy number.

It is a super-2 number, since 2×782385242² = 1224253333798797128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 782385242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252233 + ... + 255315.

It is an arithmetic number, because the mean of its divisors is an integer number (73830960).

Almost surely, 2^782385242 is an apocalyptic number.

782385242 is a deficient number, since it is larger than the sum of its proper divisors (398910118).

782385242 is a wasteful number, since it uses less digits than its factorization.

782385242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3877.

The product of its digits is 215040, while the sum is 41.

The square root of 782385242 is about 27971.1501729907. The cubic root of 782385242 is about 921.4537672634.

The spelling of 782385242 in words is "seven hundred eighty-two million, three hundred eighty-five thousand, two hundred forty-two".