2276405 has 8 divisors (see below), whose sum is σ = 2742432. Its totient is φ = 1813968.

The previous prime is 2276401. The next prime is 2276411. The reversal of 2276405 is 5046722.

2276405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2276405 - 2² = 2276401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2276401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 794 + ... + 2276.

It is an arithmetic number, because the mean of its divisors is an integer number (342804).

2^2276405 is an apocalyptic number.

It is an amenable number.

2276405 is a deficient number, since it is larger than the sum of its proper divisors (466027).

2276405 is a wasteful number, since it uses less digits than its factorization.

2276405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1795.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 2276405 is about 1508.7759939766. The cubic root of 2276405 is about 131.5476750804.

The spelling of 2276405 in words is "two million, two hundred seventy-six thousand, four hundred five".