4442237 has 4 divisors (see below), whose sum is σ = 4449276. Its totient is φ = 4435200.

The previous prime is 4442233. The next prime is 4442261. The reversal of 4442237 is 7322444.

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 2775556 + 1666681 = 1666^2 + 1291^2 .

It is a cyclic number.

It is not a de Polignac number, because 4442237 - 2² = 4442233 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 (4442231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2468 + ... + 3869.

It is an arithmetic number, because the mean of its divisors is an integer number (1112319).

Almost surely, 2^4442237 is an apocalyptic number.

It is an amenable number.

4442237 is a deficient number, since it is larger than the sum of its proper divisors (7039).

4442237 is an equidigital number, since it uses as much as digits as its factorization.

4442237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7038.

The product of its digits is 5376, while the sum is 26.

The square root of 4442237 is about 2107.6615003363. The cubic root of 4442237 is about 164.3869136502.

The spelling of 4442237 in words is "four million, four hundred forty-two thousand, two hundred thirty-seven".