2691038 has 16 divisors (see below), whose sum is σ = 4644864. Its totient is φ = 1145400.

The previous prime is 2691037. The next prime is 2691041. The reversal of 2691038 is 8301962.

It is a self number, because there is not a number n which added to its sum of digits gives 2691038.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2691037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1763 + ... + 2913.

It is an arithmetic number, because the mean of its divisors is an integer number (290304).

2^2691038 is an apocalyptic number.

2691038 is a deficient number, since it is larger than the sum of its proper divisors (1953826).

2691038 is a wasteful number, since it uses less digits than its factorization.

2691038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 2691038 is about 1640.4383560500. The cubic root of 2691038 is about 139.0934278641.

The spelling of 2691038 in words is "two million, six hundred ninety-one thousand, thirty-eight".