2541437 has 4 divisors (see below), whose sum is σ = 2546940. Its totient is φ = 2535936.

The previous prime is 2541433. The next prime is 2541439. The reversal of 2541437 is 7341452.

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 1503076 + 1038361 = 1226^2 + 1019^2 .

It is a cyclic number.

It is not a de Polignac number, because 2541437 - 2² = 2541433 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 (2541433) 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, 1988 + ... + 3005.

It is an arithmetic number, because the mean of its divisors is an integer number (636735).

2^2541437 is an apocalyptic number.

It is an amenable number.

2541437 is a deficient number, since it is larger than the sum of its proper divisors (5503).

2541437 is an equidigital number, since it uses as much as digits as its factorization.

2541437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5502.

The product of its digits is 3360, while the sum is 26.

The square root of 2541437 is about 1594.1885083013. The cubic root of 2541437 is about 136.4666245155.

Adding to 2541437 its reverse (7341452), we get a palindrome (9882889).

The spelling of 2541437 in words is "two million, five hundred forty-one thousand, four hundred thirty-seven".