2734290 has 128 divisors (see below), whose sum is σ = 8467200. Its totient is φ = 622080.

The previous prime is 2734289. The next prime is 2734307. The reversal of 2734290 is 924372.

2734290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 66670 + ... + 66710.

It is an arithmetic number, because the mean of its divisors is an integer number (66150).

2^2734290 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2734290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4233600).

2734290 is an abundant number, since it is smaller than the sum of its proper divisors (5732910).

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

2734290 is a wasteful number, since it uses less digits than its factorization.

2734290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89 (or 83 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 2734290 is about 1653.5688676315. The cubic root of 2734290 is about 139.8346687766.

The spelling of 2734290 in words is "two million, seven hundred thirty-four thousand, two hundred ninety".