2739312 has 80 divisors (see below), whose sum is σ = 8347680. Its totient is φ = 857088.

The previous prime is 2739299. The next prime is 2739313. The reversal of 2739312 is 2139372.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2739313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7158 + ... + 7530.

It is an arithmetic number, because the mean of its divisors is an integer number (104346).

2^2739312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2739312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4173840).

2739312 is an abundant number, since it is smaller than the sum of its proper divisors (5608368).

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

2739312 is a wasteful number, since it uses less digits than its factorization.

2739312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407 (or 395 counting only the distinct ones).

The product of its digits is 2268, while the sum is 27.

The square root of 2739312 is about 1655.0867046774. The cubic root of 2739312 is about 139.9202266619.

The spelling of 2739312 in words is "two million, seven hundred thirty-nine thousand, three hundred twelve".