2756545 has 8 divisors (see below), whose sum is σ = 3608640. Its totient is φ = 2004720.

The previous prime is 2756521. The next prime is 2756549. The reversal of 2756545 is 5456572.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2756545 - 2⁷ = 2756417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2756545.

It is not an unprimeable number, because it can be changed into a prime (2756549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25005 + ... + 25114.

It is an arithmetic number, because the mean of its divisors is an integer number (451080).

2^2756545 is an apocalyptic number.

It is an amenable number.

2756545 is a deficient number, since it is larger than the sum of its proper divisors (852095).

2756545 is a wasteful number, since it uses less digits than its factorization.

2756545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50135.

The product of its digits is 42000, while the sum is 34.

The square root of 2756545 is about 1660.2846141551. The cubic root of 2756545 is about 140.2130260322.

The spelling of 2756545 in words is "two million, seven hundred fifty-six thousand, five hundred forty-five".