2707661 has 4 divisors (see below), whose sum is σ = 2953824. Its totient is φ = 2461500.

The previous prime is 2707657. The next prime is 2707699. The reversal of 2707661 is 1667072.

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.

It is a cyclic number.

It is not a de Polignac number, because 2707661 - 2² = 2707657 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 (2707651) 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, 123065 + ... + 123086.

It is an arithmetic number, because the mean of its divisors is an integer number (738456).

2^2707661 is an apocalyptic number.

It is an amenable number.

2707661 is a deficient number, since it is larger than the sum of its proper divisors (246163).

2707661 is a wasteful number, since it uses less digits than its factorization.

2707661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246162.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 2707661 is about 1645.4971893018. The cubic root of 2707661 is about 139.3792414268.

The spelling of 2707661 in words is "two million, seven hundred seven thousand, six hundred sixty-one".