2263513 has 4 divisors (see below), whose sum is σ = 2586880. Its totient is φ = 1940148.

The previous prime is 2263507. The next prime is 2263517. The reversal of 2263513 is 3153622.

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 2263513 - 2¹³ = 2255321 is a prime.

It is a super-2 number, since 2×2263513² = 10246982202338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2263517) 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, 161673 + ... + 161686.

It is an arithmetic number, because the mean of its divisors is an integer number (646720).

2^2263513 is an apocalyptic number.

It is an amenable number.

2263513 is a deficient number, since it is larger than the sum of its proper divisors (323367).

2263513 is an equidigital number, since it uses as much as digits as its factorization.

2263513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323366.

The product of its digits is 1080, while the sum is 22.

The square root of 2263513 is about 1504.4975905597. The cubic root of 2263513 is about 131.2988728045.

The spelling of 2263513 in words is "two million, two hundred sixty-three thousand, five hundred thirteen".