2261913 has 8 divisors (see below), whose sum is σ = 3120000. Its totient is φ = 1455888.

The previous prime is 2261911. The next prime is 2261927. The reversal of 2261913 is 3191622.

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

It is not a de Polignac number, because 2261913 - 2¹ = 2261911 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2261911) 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, 12913 + ... + 13086.

It is an arithmetic number, because the mean of its divisors is an integer number (390000).

2^2261913 is an apocalyptic number.

It is an amenable number.

2261913 is a deficient number, since it is larger than the sum of its proper divisors (858087).

2261913 is a wasteful number, since it uses less digits than its factorization.

2261913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26031.

The product of its digits is 648, while the sum is 24.

The square root of 2261913 is about 1503.9657575889. The cubic root of 2261913 is about 131.2679286166.

The spelling of 2261913 in words is "two million, two hundred sixty-one thousand, nine hundred thirteen".