2537671 has 4 divisors (see below), whose sum is σ = 2591712. Its totient is φ = 2483632.

The previous prime is 2537669. The next prime is 2537677. The reversal of 2537671 is 1767352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2537671 - 2¹ = 2537669 is a prime.

It is a Duffinian number.

2537671 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2537677) 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, 26950 + ... + 27043.

It is an arithmetic number, because the mean of its divisors is an integer number (647928).

2^2537671 is an apocalyptic number.

2537671 is a deficient number, since it is larger than the sum of its proper divisors (54041).

2537671 is an equidigital number, since it uses as much as digits as its factorization.

2537671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54040.

The product of its digits is 8820, while the sum is 31.

The square root of 2537671 is about 1593.0069051953. The cubic root of 2537671 is about 136.3991840120.

The spelling of 2537671 in words is "two million, five hundred thirty-seven thousand, six hundred seventy-one".