4247822 has 16 divisors (see below), whose sum is σ = 6607440. Its totient is φ = 2046528.

The previous prime is 4247821. The next prime is 4247827. The reversal of 4247822 is 2287424.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4247821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9929 + ... + 10347.

It is an arithmetic number, because the mean of its divisors is an integer number (412965).

Almost surely, 2^4247822 is an apocalyptic number.

4247822 is a deficient number, since it is larger than the sum of its proper divisors (2359618).

4247822 is a wasteful number, since it uses less digits than its factorization.

4247822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595.

The product of its digits is 7168, while the sum is 29.

The square root of 4247822 is about 2061.0245025230. The cubic root of 4247822 is about 161.9529152397.

The spelling of 4247822 in words is "four million, two hundred forty-seven thousand, eight hundred twenty-two".