2267121 has 4 divisors (see below), whose sum is σ = 3022832. Its totient is φ = 1511412.

The previous prime is 2267117. The next prime is 2267129. The reversal of 2267121 is 1217622.

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 not a de Polignac number, because 2267121 - 2² = 2267117 is a prime.

It is a D-number.

It is a Duffinian number.

2267121 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2267129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377851 + ... + 377856.

It is an arithmetic number, because the mean of its divisors is an integer number (755708).

2^2267121 is an apocalyptic number.

It is an amenable number.

2267121 is a deficient number, since it is larger than the sum of its proper divisors (755711).

2267121 is an equidigital number, since it uses as much as digits as its factorization.

2267121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755710.

The product of its digits is 336, while the sum is 21.

The square root of 2267121 is about 1505.6961844941. The cubic root of 2267121 is about 131.3685984702.

The spelling of 2267121 in words is "two million, two hundred sixty-seven thousand, one hundred twenty-one".