2273761 has 8 divisors (see below), whose sum is σ = 2669120. Its totient is φ = 1896048.

The previous prime is 2273759. The next prime is 2273771. The reversal of 2273761 is 1673722.

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

It is not a de Polignac number, because 2273761 - 2¹ = 2273759 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2273701) 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, 4131 + ... + 4648.

It is an arithmetic number, because the mean of its divisors is an integer number (333640).

2^2273761 is an apocalyptic number.

It is an amenable number.

2273761 is a deficient number, since it is larger than the sum of its proper divisors (395359).

2273761 is an equidigital number, since it uses as much as digits as its factorization.

2273761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8823.

The product of its digits is 3528, while the sum is 28.

The square root of 2273761 is about 1507.8995324623. The cubic root of 2273761 is about 131.4967253301.

The spelling of 2273761 in words is "two million, two hundred seventy-three thousand, seven hundred sixty-one".