2263570 has 8 divisors (see below), whose sum is σ = 4074444. Its totient is φ = 905424.

The previous prime is 2263561. The next prime is 2263579. The reversal of 2263570 is 753622.

It is an interprime number because it is at equal distance from previous prime (2263561) and next prime (2263579).

It can be written as a sum of positive squares in 2 ways, for example, as 2140369 + 123201 = 1463^2 + 351^2 .

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

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2263579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113169 + ... + 113188.

2^2263570 is an apocalyptic number.

2263570 is a deficient number, since it is larger than the sum of its proper divisors (1810874).

2263570 is a wasteful number, since it uses less digits than its factorization.

2263570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226364.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 2263570 is about 1504.5165336413. The cubic root of 2263570 is about 131.2999749222.

The spelling of 2263570 in words is "two million, two hundred sixty-three thousand, five hundred seventy".