2641066 has 4 divisors (see below), whose sum is σ = 3961602. Its totient is φ = 1320532.

The previous prime is 2641063. The next prime is 2641099. The reversal of 2641066 is 6601462.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 2640625 + 441 = 1625^2 + 21^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2641066.

It is not an unprimeable number, because it can be changed into a prime (2641061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660265 + ... + 660268.

2^2641066 is an apocalyptic number.

2641066 is a deficient number, since it is larger than the sum of its proper divisors (1320536).

2641066 is a wasteful number, since it uses less digits than its factorization.

2641066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320535.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2641066 is about 1625.1356866428. The cubic root of 2641066 is about 138.2270643979.

The spelling of 2641066 in words is "two million, six hundred forty-one thousand, sixty-six".