8272505474 has 8 divisors (see below), whose sum is σ = 12409221708. Its totient is φ = 4136098240.

The previous prime is 8272505467. The next prime is 8272505491. The reversal of 8272505474 is 4745052728.

It can be written as a sum of positive squares in 2 ways, for example, as 7725179449 + 547326025 = 87893^2 + 23395^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8894 + ... + 128934.

Almost surely, 2^8272505474 is an apocalyptic number.

8272505474 is a deficient number, since it is larger than the sum of its proper divisors (4136716234).

8272505474 is a wasteful number, since it uses less digits than its factorization.

8272505474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154500.

The product of its (nonzero) digits is 627200, while the sum is 44.

The square root of 8272505474 is about 90953.3148049042. The cubic root of 8272505474 is about 2022.4557162781.

The spelling of 8272505474 in words is "eight billion, two hundred seventy-two million, five hundred five thousand, four hundred seventy-four".