2766536 has 8 divisors (see below), whose sum is σ = 5187270. Its totient is φ = 1383264.

The previous prime is 2766521. The next prime is 2766539. The reversal of 2766536 is 6356672.

It can be written as a sum of positive squares in only one way, i.e., 1705636 + 1060900 = 1306^2 + 1030^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 2766496 and 2766505.

It is not an unprimeable number, because it can be changed into a prime (2766539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172901 + ... + 172916.

2^2766536 is an apocalyptic number.

It is an amenable number.

2766536 is a deficient number, since it is larger than the sum of its proper divisors (2420734).

2766536 is a wasteful number, since it uses less digits than its factorization.

2766536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345823 (or 345819 counting only the distinct ones).

The product of its digits is 45360, while the sum is 35.

The square root of 2766536 is about 1663.2907142169. The cubic root of 2766536 is about 140.3822208367.

The spelling of 2766536 in words is "two million, seven hundred sixty-six thousand, five hundred thirty-six".