7874822 has 4 divisors (see below), whose sum is σ = 11812236. Its totient is φ = 3937410.

The previous prime is 7874819. The next prime is 7874827. The reversal of 7874822 is 2284787.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2284787 = 37 ⋅61751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7874827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1968704 + ... + 1968707.

It is an arithmetic number, because the mean of its divisors is an integer number (2953059).

Almost surely, 2^7874822 is an apocalyptic number.

7874822 is a deficient number, since it is larger than the sum of its proper divisors (3937414).

7874822 is a wasteful number, since it uses less digits than its factorization.

7874822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3937413.

The product of its digits is 50176, while the sum is 38.

The square root of 7874822 is about 2806.2113249005. The cubic root of 7874822 is about 198.9513613948.

The spelling of 7874822 in words is "seven million, eight hundred seventy-four thousand, eight hundred twenty-two".