Search a number
-
+
4022941 = 13309457
BaseRepresentation
bin1111010110001010011101
321120101102211
433112022131
52012213231
6222120421
746123456
oct17261235
97511384
104022941
1122a854a
121420111
13aab150
1476a12d
15546eb1
hex3d629d

4022941 has 4 divisors (see below), whose sum is σ = 4332412. Its totient is φ = 3713472.

The previous prime is 4022933. The next prime is 4022959. The reversal of 4022941 is 1492204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 674041 + 3348900 = 821^2 + 1830^2 .

It is a cyclic number.

It is not a de Polignac number, because 4022941 - 23 = 4022933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022911) 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 3 ways as a sum of consecutive naturals, for example, 154716 + ... + 154741.

It is an arithmetic number, because the mean of its divisors is an integer number (1083103).

Almost surely, 24022941 is an apocalyptic number.

It is an amenable number.

4022941 is a deficient number, since it is larger than the sum of its proper divisors (309471).

4022941 is a wasteful number, since it uses less digits than its factorization.

4022941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309470.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 4022941 is about 2005.7270502239. The cubic root of 4022941 is about 159.0429982730.

The spelling of 4022941 in words is "four million, twenty-two thousand, nine hundred forty-one".

Divisors: 1 13 309457 4022941