4220374 has 4 divisors (see below), whose sum is σ = 6330564. Its totient is φ = 2110186.

The previous prime is 4220357. The next prime is 4220387. The reversal of 4220374 is 4730224.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055092 + ... + 1055095.

It is an arithmetic number, because the mean of its divisors is an integer number (1582641).

Almost surely, 2^4220374 is an apocalyptic number.

4220374 is a deficient number, since it is larger than the sum of its proper divisors (2110190).

4220374 is a wasteful number, since it uses less digits than its factorization.

4220374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110189.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 4220374 is about 2054.3548865763. The cubic root of 4220374 is about 161.6033327336.

Adding to 4220374 its reverse (4730224), we get a palindrome (8950598).

The spelling of 4220374 in words is "four million, two hundred twenty thousand, three hundred seventy-four".