2236435140 has 48 divisors (see below), whose sum is σ = 6264131328. Its totient is φ = 596181504.

The previous prime is 2236435133. The next prime is 2236435151. The reversal of 2236435140 is 415346322.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2236435098 and 2236435107.

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 15 ways as a sum of consecutive naturals, for example, 283084 + ... + 290876.

It is an arithmetic number, because the mean of its divisors is an integer number (130502736).

Almost surely, 2^2236435140 is an apocalyptic number.

2236435140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2236435140 is an abundant number, since it is smaller than the sum of its proper divisors (4027696188).

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

2236435140 is a wasteful number, since it uses less digits than its factorization.

2236435140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12588 (or 12586 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 2236435140 is about 47290.9625615720. The cubic root of 2236435140 is about 1307.7320547390.

The spelling of 2236435140 in words is "two billion, two hundred thirty-six million, four hundred thirty-five thousand, one hundred forty".