4021614 has 12 divisors (see below), whose sum is σ = 8713536. Its totient is φ = 1340532.

The previous prime is 4021613. The next prime is 4021627. The reversal of 4021614 is 4161204.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 223423 = 4021614 / (4 + 0 + 2 + 1 + 6 + 1 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021613) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111694 + ... + 111729.

It is an arithmetic number, because the mean of its divisors is an integer number (726128).

Almost surely, 2^4021614 is an apocalyptic number.

4021614 is an abundant number, since it is smaller than the sum of its proper divisors (4691922).

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

4021614 is a wasteful number, since it uses less digits than its factorization.

4021614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223431 (or 223428 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 4021614 is about 2005.3962202019. The cubic root of 4021614 is about 159.0255091385.

Adding to 4021614 its reverse (4161204), we get a palindrome (8182818).

It can be divided in two parts, 402 and 1614, that added together give a triangular number (2016 = T₆₃).

The spelling of 4021614 in words is "four million, twenty-one thousand, six hundred fourteen".