872774541 has 16 divisors (see below), whose sum is σ = 1309369600. Its totient is φ = 574483104.

The previous prime is 872774533. The next prime is 872774561. The reversal of 872774541 is 145477278.

872774541 is a `hidden beast` number, since 87 + 27 + 7 + 4 + 541 = 666.

872774541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 872774541 - 2³ = 872774533 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872774561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202456 + ... + 206721.

It is an arithmetic number, because the mean of its divisors is an integer number (81835600).

Almost surely, 2^872774541 is an apocalyptic number.

It is an amenable number.

872774541 is a deficient number, since it is larger than the sum of its proper divisors (436595059).

872774541 is a wasteful number, since it uses less digits than its factorization.

872774541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409265 (or 409259 counting only the distinct ones).

The product of its digits is 439040, while the sum is 45.

The square root of 872774541 is about 29542.7578435054. The cubic root of 872774541 is about 955.6540172507.

The spelling of 872774541 in words is "eight hundred seventy-two million, seven hundred seventy-four thousand, five hundred forty-one".