2236728466 has 16 divisors (see below), whose sum is σ = 3835379520. Its totient is φ = 958350960.

The previous prime is 2236728451. The next prime is 2236728467. The reversal of 2236728466 is 6648276322.

It is a super-2 number, since 2×2236728466² = 10005908461229426312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2236728467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42336 + ... + 79156.

It is an arithmetic number, because the mean of its divisors is an integer number (239711220).

Almost surely, 2^2236728466 is an apocalyptic number.

2236728466 is a deficient number, since it is larger than the sum of its proper divisors (1598651054).

2236728466 is a wasteful number, since it uses less digits than its factorization.

2236728466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41169.

The product of its digits is 1161216, while the sum is 46.

The square root of 2236728466 is about 47294.0637501156. The cubic root of 2236728466 is about 1307.7892253430.

The spelling of 2236728466 in words is "two billion, two hundred thirty-six million, seven hundred twenty-eight thousand, four hundred sixty-six".