4220867 has 16 divisors (see below), whose sum is σ = 5087232. Its totient is φ = 3425760.

The previous prime is 4220861. The next prime is 4220873. The reversal of 4220867 is 7680224.

It is an interprime number because it is at equal distance from previous prime (4220861) and next prime (4220873).

It is a cyclic number.

It is not a de Polignac number, because 4220867 - 2⁴ = 4220851 is a prime.

It is a super-3 number, since 3×4220867³ (a number of 21 digits) contains 333 as substring.

It is a d-powerful number, because it can be written as 4⁷ + 2 + 2²¹ + 0 + 8⁷ + 6⁵ + 7⁴ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4220861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11318 + ... + 11684.

It is an arithmetic number, because the mean of its divisors is an integer number (317952).

Almost surely, 2^4220867 is an apocalyptic number.

4220867 is a deficient number, since it is larger than the sum of its proper divisors (866365).

4220867 is a wasteful number, since it uses less digits than its factorization.

4220867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 4220867 is about 2054.4748720780. The cubic root of 4220867 is about 161.6096250149.

The spelling of 4220867 in words is "four million, two hundred twenty thousand, eight hundred sixty-seven".