2803734 has 32 divisors (see below), whose sum is σ = 6317280. Its totient is φ = 933120.

The previous prime is 2803727. The next prime is 2803741. The reversal of 2803734 is 4373082.

It is an interprime number because it is at equal distance from previous prime (2803727) and next prime (2803741).

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

It is a junction number, because it is equal to n+sod(n) for n = 2803698 and 2803707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4054 + ... + 4694.

It is an arithmetic number, because the mean of its divisors is an integer number (197415).

2^2803734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2803734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3158640).

2803734 is an abundant number, since it is smaller than the sum of its proper divisors (3513546).

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

2803734 is an frugal number, since it uses more digits than its factorization.

2803734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 2803734 is about 1674.4354272411. The cubic root of 2803734 is about 141.0086006524.

The spelling of 2803734 in words is "two million, eight hundred three thousand, seven hundred thirty-four".