2442537 has 6 divisors (see below), whose sum is σ = 3528122. Its totient is φ = 1628352.

The previous prime is 2442527. The next prime is 2442547. The reversal of 2442537 is 7352442.

It is an interprime number because it is at equal distance from previous prime (2442527) and next prime (2442547).

It can be written as a sum of positive squares in only one way, i.e., 1648656 + 793881 = 1284^2 + 891^2 .

It is not a de Polignac number, because 2442537 - 2¹¹ = 2440489 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 4² + 4⁹ + 2²¹ + 5⁷ + 3⁷ + 7⁴ .

It is a Duffinian number.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 2442537.

It is not an unprimeable number, because it can be changed into a prime (2442527) 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, 135688 + ... + 135705.

2^2442537 is an apocalyptic number.

It is an amenable number.

2442537 is a deficient number, since it is larger than the sum of its proper divisors (1085585).

2442537 is a wasteful number, since it uses less digits than its factorization.

2442537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271399 (or 271396 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 2442537 is about 1562.8617981127. The cubic root of 2442537 is about 134.6729532024.

Adding to 2442537 its reverse (7352442), we get a palindrome (9794979).

The spelling of 2442537 in words is "two million, four hundred forty-two thousand, five hundred thirty-seven".