4220190 has 48 divisors (see below), whose sum is σ = 11819808. Its totient is φ = 1038528.

The previous prime is 4220189. The next prime is 4220207. The reversal of 4220190 is 910224.

It is a super-2 number, since 2×4220190² = 35620007272200, 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 an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 634 + ... + 2973.

It is an arithmetic number, because the mean of its divisors is an integer number (246246).

Almost surely, 2^4220190 is an apocalyptic number.

4220190 is an abundant number, since it is smaller than the sum of its proper divisors (7599618).

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

4220190 is a wasteful number, since it uses less digits than its factorization.

4220190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3633 (or 3630 counting only the distinct ones).

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

The square root of 4220190 is about 2054.3101031733. The cubic root of 4220190 is about 161.6009841704.

The spelling of 4220190 in words is "four million, two hundred twenty thousand, one hundred ninety".