2756066 has 4 divisors (see below), whose sum is σ = 4134102. Its totient is φ = 1378032.

The previous prime is 2756059. The next prime is 2756069. The reversal of 2756066 is 6606572.

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., 2042041 + 714025 = 1429^2 + 845^2 .

It is not an unprimeable number, because it can be changed into a prime (2756069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 689015 + ... + 689018.

2^2756066 is an apocalyptic number.

2756066 is a deficient number, since it is larger than the sum of its proper divisors (1378036).

2756066 is a wasteful number, since it uses less digits than its factorization.

2756066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378035.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 2756066 is about 1660.1403555121. The cubic root of 2756066 is about 140.2049040377.

The spelling of 2756066 in words is "two million, seven hundred fifty-six thousand, sixty-six".