2741661 has 32 divisors (see below), whose sum is σ = 4475520. Its totient is φ = 1648512.

The previous prime is 2741659. The next prime is 2741693. The reversal of 2741661 is 1661472.

It is not a de Polignac number, because 2741661 - 2¹ = 2741659 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2741621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25570 + ... + 25676.

It is an arithmetic number, because the mean of its divisors is an integer number (139860).

2^2741661 is an apocalyptic number.

It is an amenable number.

2741661 is a deficient number, since it is larger than the sum of its proper divisors (1733859).

2741661 is a wasteful number, since it uses less digits than its factorization.

2741661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202 (or 196 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 2741661 is about 1655.7961831095. The cubic root of 2741661 is about 139.9602097805.

The spelling of 2741661 in words is "two million, seven hundred forty-one thousand, six hundred sixty-one".