8724022 has 4 divisors (see below), whose sum is σ = 13086036. Its totient is φ = 4362010.

The previous prime is 8724013. The next prime is 8724071. The reversal of 8724022 is 2204278.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×8724022² = 152217119712968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2181004 + ... + 2181007.

It is an arithmetic number, because the mean of its divisors is an integer number (3271509).

Almost surely, 2^8724022 is an apocalyptic number.

8724022 is a deficient number, since it is larger than the sum of its proper divisors (4362014).

8724022 is a wasteful number, since it uses less digits than its factorization.

8724022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4362013.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 8724022 is about 2953.6455440692. The cubic root of 8724022 is about 205.8601337942.

The spelling of 8724022 in words is "eight million, seven hundred twenty-four thousand, twenty-two".