2720113 has 8 divisors (see below), whose sum is σ = 3070080. Its totient is φ = 2387280.

The previous prime is 2720101. The next prime is 2720117. The reversal of 2720113 is 3110272.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2720113 - 2⁹ = 2719601 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2720117) 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, 3945 + ... + 4582.

It is an arithmetic number, because the mean of its divisors is an integer number (383760).

2^2720113 is an apocalyptic number.

It is an amenable number.

2720113 is a deficient number, since it is larger than the sum of its proper divisors (349967).

2720113 is a wasteful number, since it uses less digits than its factorization.

2720113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8567.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 2720113 is about 1649.2765080483. The cubic root of 2720113 is about 139.5925739681.

Adding to 2720113 its reverse (3110272), we get a palindrome (5830385).

The spelling of 2720113 in words is "two million, seven hundred twenty thousand, one hundred thirteen".