2702091 has 16 divisors (see below), whose sum is σ = 4143104. Its totient is φ = 1534464.

The previous prime is 2702083. The next prime is 2702093. The reversal of 2702091 is 1902072.

It is a happy number.

2702091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2702091 - 2³ = 2702083 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2702093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4395 + ... + 4971.

It is an arithmetic number, because the mean of its divisors is an integer number (258944).

2^2702091 is an apocalyptic number.

2702091 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2702091 is a deficient number, since it is larger than the sum of its proper divisors (1441013).

2702091 is a wasteful number, since it uses less digits than its factorization.

2702091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 2702091 is about 1643.8038204117. The cubic root of 2702091 is about 139.2836022597.

The spelling of 2702091 in words is "two million, seven hundred two thousand, ninety-one".