2756138 has 24 divisors (see below), whose sum is σ = 5196576. Its totient is φ = 1073160.

The previous prime is 2756129. The next prime is 2756147. The reversal of 2756138 is 8316572.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2756129) and next prime (2756147).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 881 + ... + 2507.

It is an arithmetic number, because the mean of its divisors is an integer number (216524).

2^2756138 is an apocalyptic number.

2756138 is a deficient number, since it is larger than the sum of its proper divisors (2440438).

2756138 is a wasteful number, since it uses less digits than its factorization.

2756138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658 (or 1647 counting only the distinct ones).

The product of its digits is 10080, while the sum is 32.

The square root of 2756138 is about 1660.1620402840. The cubic root of 2756138 is about 140.2061249404.

It can be divided in two parts, 27 and 56138, that added together give a palindrome (56165).

The spelling of 2756138 in words is "two million, seven hundred fifty-six thousand, one hundred thirty-eight".