2797340 has 96 divisors (see below), whose sum is σ = 7620480. Its totient is φ = 838656.

The previous prime is 2797339. The next prime is 2797357. The reversal of 2797340 is 437972.

It is a happy number.

It is a super-2 number, since 2×2797340² = 15650222151200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2797297 and 2797306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52754 + ... + 52806.

It is an arithmetic number, because the mean of its divisors is an integer number (79380).

2^2797340 is an apocalyptic number.

2797340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2797340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3810240).

2797340 is an abundant number, since it is smaller than the sum of its proper divisors (4823140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2797340 is a wasteful number, since it uses less digits than its factorization.

2797340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 2797340 is about 1672.5250371818. The cubic root of 2797340 is about 140.9013276081.

The spelling of 2797340 in words is "two million, seven hundred ninety-seven thousand, three hundred forty".