822248042 has 32 divisors (see below), whose sum is σ = 1566739584. Its totient is φ = 314308800.

The previous prime is 822248041. The next prime is 822248057. The reversal of 822248042 is 240842228.

It is a happy number.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (822248041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42209 + ... + 58532.

It is an arithmetic number, because the mean of its divisors is an integer number (48960612).

Almost surely, 2^822248042 is an apocalyptic number.

822248042 is a deficient number, since it is larger than the sum of its proper divisors (744491542).

822248042 is a wasteful number, since it uses less digits than its factorization.

822248042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100814.

The product of its (nonzero) digits is 16384, while the sum is 32.

The square root of 822248042 is about 28674.8677765042. The cubic root of 822248042 is about 936.8447254326.

The spelling of 822248042 in words is "eight hundred twenty-two million, two hundred forty-eight thousand, forty-two".