4022190 has 32 divisors (see below), whose sum is σ = 10726560. Its totient is φ = 1072512.

The previous prime is 4022189. The next prime is 4022191. The reversal of 4022190 is 912204.

It is an interprime number because it is at equal distance from previous prime (4022189) and next prime (4022191).

It is a super-2 number, since 2×4022190² = 32356024792200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022191) 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, 7179 + ... + 7718.

It is an arithmetic number, because the mean of its divisors is an integer number (335205).

Almost surely, 2^4022190 is an apocalyptic number.

4022190 is an abundant number, since it is smaller than the sum of its proper divisors (6704370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4022190 is a wasteful number, since it uses less digits than its factorization.

4022190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14913 (or 14907 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 4022190 is about 2005.5398275776. The cubic root of 4022190 is about 159.0331009761.

Adding to 4022190 its reverse (912204), we get a palindrome (4934394).

The spelling of 4022190 in words is "four million, twenty-two thousand, one hundred ninety".