4220750 has 16 divisors (see below), whose sum is σ = 7901712. Its totient is φ = 1688200.

The previous prime is 4220731. The next prime is 4220767. The reversal of 4220750 is 570224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8192 + ... + 8691.

It is an arithmetic number, because the mean of its divisors is an integer number (493857).

Almost surely, 2^4220750 is an apocalyptic number.

4220750 is a deficient number, since it is larger than the sum of its proper divisors (3680962).

4220750 is a wasteful number, since it uses less digits than its factorization.

4220750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16900 (or 16890 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 4220750 is about 2054.4463974511. The cubic root of 4220750 is about 161.6081317592.

Adding to 4220750 its reverse (570224), we get a palindrome (4790974).

The spelling of 4220750 in words is "four million, two hundred twenty thousand, seven hundred fifty".