8272738436 has 24 divisors (see below), whose sum is σ = 14699420736. Its totient is φ = 4072955040.

The previous prime is 8272738429. The next prime is 8272738451. The reversal of 8272738436 is 6348372728.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 871910 + ... + 881346.

It is an arithmetic number, because the mean of its divisors is an integer number (612475864).

Almost surely, 2^8272738436 is an apocalyptic number.

It is an amenable number.

8272738436 is a deficient number, since it is larger than the sum of its proper divisors (6426682300).

8272738436 is a wasteful number, since it uses less digits than its factorization.

8272738436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12779 (or 12777 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 50.

The square root of 8272738436 is about 90954.5954638907. The cubic root of 8272738436 is about 2022.4747008895.

The spelling of 8272738436 in words is "eight billion, two hundred seventy-two million, seven hundred thirty-eight thousand, four hundred thirty-six".