2720072 has 16 divisors (see below), whose sum is σ = 5322240. Its totient is φ = 1300816.

The previous prime is 2720071. The next prime is 2720089. The reversal of 2720072 is 2700272.

It is not an unprimeable number, because it can be changed into a prime (2720071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7208 + ... + 7575.

It is an arithmetic number, because the mean of its divisors is an integer number (332640).

2^2720072 is an apocalyptic number.

It is an amenable number.

2720072 is a deficient number, since it is larger than the sum of its proper divisors (2602168).

2720072 is a wasteful number, since it uses less digits than its factorization.

2720072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14812 (or 14808 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 20.

The square root of 2720072 is about 1649.2640783089. The cubic root of 2720072 is about 139.5918726094.

It can be divided in two parts, 27200 and 72, that added together give a palindrome (27272).

The spelling of 2720072 in words is "two million, seven hundred twenty thousand, seventy-two".