2276621 has 4 divisors (see below), whose sum is σ = 2290752. Its totient is φ = 2262492.

The previous prime is 2276591. The next prime is 2276629. The reversal of 2276621 is 1266722.

2276621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2276621 - 2⁶ = 2276557 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 (2276629) 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 3 ways as a sum of consecutive naturals, for example, 6821 + ... + 7146.

It is an arithmetic number, because the mean of its divisors is an integer number (572688).

2^2276621 is an apocalyptic number.

It is an amenable number.

2276621 is a deficient number, since it is larger than the sum of its proper divisors (14131).

2276621 is a wasteful number, since it uses less digits than its factorization.

2276621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14130.

The product of its digits is 2016, while the sum is 26.

The square root of 2276621 is about 1508.8475734812. The cubic root of 2276621 is about 131.5518356463.

The spelling of 2276621 in words is "two million, two hundred seventy-six thousand, six hundred twenty-one".