2739270 has 16 divisors (see below), whose sum is σ = 6574320. Its totient is φ = 730464.

The previous prime is 2739259. The next prime is 2739271. The reversal of 2739270 is 729372.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 91309 = 2739270 / (2 + 7 + 3 + 9 + 2 + 7 + 0).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2739271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45625 + ... + 45684.

It is an arithmetic number, because the mean of its divisors is an integer number (410895).

2^2739270 is an apocalyptic number.

2739270 is an abundant number, since it is smaller than the sum of its proper divisors (3835050).

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

2739270 is a wasteful number, since it uses less digits than its factorization.

2739270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91319.

The product of its (nonzero) digits is 5292, while the sum is 30.

The square root of 2739270 is about 1655.0740164718. The cubic root of 2739270 is about 139.9195115578.

The spelling of 2739270 in words is "two million, seven hundred thirty-nine thousand, two hundred seventy".