2236434636 has 12 divisors (see below), whose sum is σ = 5218347512. Its totient is φ = 745478208.

The previous prime is 2236434593. The next prime is 2236434659. The reversal of 2236434636 is 6364346322.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×2236434636² = 10003279762200904992, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2236434594 and 2236434603.

It is an unprimeable number.

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, 93184765 + ... + 93184788.

Almost surely, 2^2236434636 is an apocalyptic number.

It is an amenable number.

2236434636 is an abundant number, since it is smaller than the sum of its proper divisors (2981912876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2236434636 is a wasteful number, since it uses less digits than its factorization.

2236434636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186369560 (or 186369558 counting only the distinct ones).

The product of its digits is 373248, while the sum is 39.

The square root of 2236434636 is about 47290.9572328580. The cubic root of 2236434636 is about 1307.7319565028.

The spelling of 2236434636 in words is "two billion, two hundred thirty-six million, four hundred thirty-four thousand, six hundred thirty-six".