2263442531 has 4 divisors (see below), whose sum is σ = 2586791472. Its totient is φ = 1940093592.

The previous prime is 2263442521. The next prime is 2263442563. The reversal of 2263442531 is 1352443622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1352443622 = 2 ⋅676221811.

It is a cyclic number.

It is not a de Polignac number, because 2263442531 - 2¹⁴ = 2263426147 is a prime.

It is a super-3 number, since 3×2263442531³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2263442521) 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, 161674460 + ... + 161674473.

It is an arithmetic number, because the mean of its divisors is an integer number (646697868).

Almost surely, 2^2263442531 is an apocalyptic number.

2263442531 is a deficient number, since it is larger than the sum of its proper divisors (323348941).

2263442531 is an equidigital number, since it uses as much as digits as its factorization.

2263442531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323348940.

The product of its digits is 34560, while the sum is 32.

The square root of 2263442531 is about 47575.6506103700. The cubic root of 2263442531 is about 1312.9751023285.

The spelling of 2263442531 in words is "two billion, two hundred sixty-three million, four hundred forty-two thousand, five hundred thirty-one".