4022631 has 12 divisors (see below), whose sum is σ = 6063408. Its totient is φ = 2565024.

The previous prime is 4022611. The next prime is 4022657. The reversal of 4022631 is 1362204.

It is a happy number.

4022631 is a `hidden beast` number, since 402 + 263 + 1 = 666.

It is not a de Polignac number, because 4022631 - 2⁶ = 4022567 is a prime.

It is a super-2 number, since 2×4022631² = 32363120324322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9510 + ... + 9923.

It is an arithmetic number, because the mean of its divisors is an integer number (505284).

Almost surely, 2^4022631 is an apocalyptic number.

4022631 is a deficient number, since it is larger than the sum of its proper divisors (2040777).

4022631 is a wasteful number, since it uses less digits than its factorization.

4022631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19462 (or 19459 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 4022631 is about 2005.6497700247. The cubic root of 4022631 is about 159.0389129868.

Adding to 4022631 its reverse (1362204), we get a palindrome (5384835).

The spelling of 4022631 in words is "four million, twenty-two thousand, six hundred thirty-one".