4022641 has 8 divisors (see below), whose sum is σ = 4610304. Its totient is φ = 3438240.

The previous prime is 4022611. The next prime is 4022657. The reversal of 4022641 is 1462204.

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

It is a cyclic number.

It is not a de Polignac number, because 4022641 - 2¹¹ = 4020593 is a prime.

It is a super-2 number, since 2×4022641² = 32363281229762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4022611) 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, 3096 + ... + 4198.

It is an arithmetic number, because the mean of its divisors is an integer number (576288).

Almost surely, 2^4022641 is an apocalyptic number.

It is an amenable number.

4022641 is a deficient number, since it is larger than the sum of its proper divisors (587663).

4022641 is a wasteful number, since it uses less digits than its factorization.

4022641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 4022641 is about 2005.6522629808. The cubic root of 4022641 is about 159.0390447735.

Adding to 4022641 its reverse (1462204), we get a palindrome (5484845).

The spelling of 4022641 in words is "four million, twenty-two thousand, six hundred forty-one".