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4442331 = 331371291
BaseRepresentation
bin10000111100100011011011
322100200201210
4100330203123
52114123311
6235114203
752521255
oct20744333
98320653
104442331
112564653
1215a2963
13bc6cca
14838cd5
155cb3a6
hex43c8db

4442331 has 16 divisors (see below), whose sum is σ = 6284288. Its totient is φ = 2786400.

The previous prime is 4442327. The next prime is 4442357. The reversal of 4442331 is 1332444.

It is not a de Polignac number, because 4442331 - 22 = 4442327 is a prime.

It is a super-2 number, since 2×44423312 = 39468609427122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4442298 and 4442307.

It is not an unprimeable number, because it can be changed into a prime (4442311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2796 + ... + 4086.

It is an arithmetic number, because the mean of its divisors is an integer number (392768).

Almost surely, 24442331 is an apocalyptic number.

4442331 is a deficient number, since it is larger than the sum of its proper divisors (1841957).

4442331 is a wasteful number, since it uses less digits than its factorization.

4442331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362.

The product of its digits is 1152, while the sum is 21.

The square root of 4442331 is about 2107.6837998144. The cubic root of 4442331 is about 164.3880731457.

Adding to 4442331 its reverse (1332444), we get a palindrome (5774775).

It can be divided in two parts, 444 and 2331, that added together give a triangular number (2775 = T74).

The spelling of 4442331 in words is "four million, four hundred forty-two thousand, three hundred thirty-one".

Divisors: 1 3 31 37 93 111 1147 1291 3441 3873 40021 47767 120063 143301 1480777 4442331