2637241 has 4 divisors (see below), whose sum is σ = 2682000. Its totient is φ = 2592484.

The previous prime is 2637221. The next prime is 2637251. The reversal of 2637241 is 1427362.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1427362 = 2 ⋅713681.

It is a cyclic number.

It is not a de Polignac number, because 2637241 - 2⁵ = 2637209 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 6⁵ + 3¹² + 7³ + 2²¹ + 4² + 1 .

It is a Duffinian number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (2637221) 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, 22291 + ... + 22408.

It is an arithmetic number, because the mean of its divisors is an integer number (670500).

2^2637241 is an apocalyptic number.

It is an amenable number.

2637241 is a deficient number, since it is larger than the sum of its proper divisors (44759).

2637241 is an equidigital number, since it uses as much as digits as its factorization.

2637241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44758.

The product of its digits is 2016, while the sum is 25.

The square root of 2637241 is about 1623.9584354287. The cubic root of 2637241 is about 138.1603017131.

The spelling of 2637241 in words is "two million, six hundred thirty-seven thousand, two hundred forty-one".