2534661 has 12 divisors (see below), whose sum is σ = 3751020. Its totient is φ = 1648320.

The previous prime is 2534659. The next prime is 2534671. The reversal of 2534661 is 1664352.

It can be written as a sum of positive squares in 2 ways, for example, as 72900 + 2461761 = 270^2 + 1569^2 .

It is not a de Polignac number, because 2534661 - 2¹ = 2534659 is a prime.

2534661 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2534621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3066 + ... + 3803.

It is an arithmetic number, because the mean of its divisors is an integer number (312585).

2^2534661 is an apocalyptic number.

It is an amenable number.

2534661 is a deficient number, since it is larger than the sum of its proper divisors (1216359).

2534661 is a wasteful number, since it uses less digits than its factorization.

2534661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6916 (or 6913 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 2534661 is about 1592.0618706570. The cubic root of 2534661 is about 136.3452337591.

The spelling of 2534661 in words is "two million, five hundred thirty-four thousand, six hundred sixty-one".