782270042 has 8 divisors (see below), whose sum is σ = 1176603456. Its totient is φ = 390068892.

The previous prime is 782270029. The next prime is 782270057. The reversal of 782270042 is 240072287.

It is a happy number.

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

It is a super-2 number, since 2×782270042² = 1223892837221363528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 782269990 and 782270008.

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, 532148 + ... + 533615.

It is an arithmetic number, because the mean of its divisors is an integer number (147075432).

Almost surely, 2^782270042 is an apocalyptic number.

782270042 is a deficient number, since it is larger than the sum of its proper divisors (394333414).

782270042 is a wasteful number, since it uses less digits than its factorization.

782270042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066132.

The product of its (nonzero) digits is 12544, while the sum is 32.

The square root of 782270042 is about 27969.0908325601. The cubic root of 782270042 is about 921.4085394657.

The spelling of 782270042 in words is "seven hundred eighty-two million, two hundred seventy thousand, forty-two".