2263634018 has 8 divisors (see below), whose sum is σ = 3429069660. Its totient is φ = 1120610800.

The previous prime is 2263634011. The next prime is 2263634039. The reversal of 2263634018 is 8104363622.

It can be written as a sum of positive squares in 2 ways, for example, as 1839809449 + 423824569 = 42893^2 + 20587^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2263634011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5602853 + ... + 5603256.

Almost surely, 2^2263634018 is an apocalyptic number.

2263634018 is a deficient number, since it is larger than the sum of its proper divisors (1165435642).

2263634018 is a wasteful number, since it uses less digits than its factorization.

2263634018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11206212.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 2263634018 is about 47577.6630153268. The cubic root of 2263634018 is about 1313.0121271362.

The spelling of 2263634018 in words is "two billion, two hundred sixty-three million, six hundred thirty-four thousand, eighteen".