4220373 has 8 divisors (see below), whose sum is σ = 5685568. Its totient is φ = 2784384.

The previous prime is 4220357. The next prime is 4220387. The reversal of 4220373 is 3730224.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4220373 - 2⁴ = 4220357 is a prime.

It is a d-powerful number, because it can be written as 4¹¹ + 2 + 2⁹ + 0 + 3⁷ + 7⁵ + 3⁸ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4220323) 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, 6961 + ... + 7542.

It is an arithmetic number, because the mean of its divisors is an integer number (710696).

Almost surely, 2^4220373 is an apocalyptic number.

It is an amenable number.

4220373 is a deficient number, since it is larger than the sum of its proper divisors (1465195).

4220373 is a wasteful number, since it uses less digits than its factorization.

4220373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14603.

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 4220373 is about 2054.3546431909. The cubic root of 4220373 is about 161.6033199699.

Adding to 4220373 its reverse (3730224), we get a palindrome (7950597).

The spelling of 4220373 in words is "four million, two hundred twenty thousand, three hundred seventy-three".