2263091 has 8 divisors (see below), whose sum is σ = 2410560. Its totient is φ = 2117248.

The previous prime is 2263087. The next prime is 2263099. The reversal of 2263091 is 1903622.

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

It is not a de Polignac number, because 2263091 - 2² = 2263087 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 2¹⁹ + 6⁸ + 3¹⁰ + 0 + 9 + 1 .

It is a Duffinian number.

It is a zygodrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (2263099) 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, 3785 + ... + 4341.

It is an arithmetic number, because the mean of its divisors is an integer number (301320).

2^2263091 is an apocalyptic number.

2263091 is a deficient number, since it is larger than the sum of its proper divisors (147469).

2263091 is a wasteful number, since it uses less digits than its factorization.

2263091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 2263091 is about 1504.3573378689. The cubic root of 2263091 is about 131.2907126912.

The spelling of 2263091 in words is "two million, two hundred sixty-three thousand, ninety-one".