2439361 has 4 divisors (see below), whose sum is σ = 2448324. Its totient is φ = 2430400.

The previous prime is 2439341. The next prime is 2439379. The reversal of 2439361 is 1639342.

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 1838736 + 600625 = 1356^2 + 775^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2439361 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2439301) 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, 4060 + ... + 4621.

It is an arithmetic number, because the mean of its divisors is an integer number (612081).

2^2439361 is an apocalyptic number.

It is an amenable number.

2439361 is a deficient number, since it is larger than the sum of its proper divisors (8963).

2439361 is an equidigital number, since it uses as much as digits as its factorization.

2439361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8962.

The product of its digits is 3888, while the sum is 28.

The square root of 2439361 is about 1561.8453828725. The cubic root of 2439361 is about 134.6145567045.

It can be divided in two parts, 243 and 9361, that added together give a square (9604 = 98²).

The spelling of 2439361 in words is "two million, four hundred thirty-nine thousand, three hundred sixty-one".