2720346 has 16 divisors (see below), whose sum is σ = 5483808. Its totient is φ = 899600.

The previous prime is 2720329. The next prime is 2720359. The reversal of 2720346 is 6430272.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 945 + ... + 2516.

It is an arithmetic number, because the mean of its divisors is an integer number (342738).

2^2720346 is an apocalyptic number.

2720346 is an abundant number, since it is smaller than the sum of its proper divisors (2763462).

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

2720346 is a wasteful number, since it uses less digits than its factorization.

2720346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 2720346 is about 1649.3471435692. The cubic root of 2720346 is about 139.5965596041.

The spelling of 2720346 in words is "two million, seven hundred twenty thousand, three hundred forty-six".