872265549 has 8 divisors (see below), whose sum is σ = 1169985600. Its totient is φ = 578027936.

The previous prime is 872265533. The next prime is 872265551. The reversal of 872265549 is 945562278.

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

It is a cyclic number.

It is not a de Polignac number, because 872265549 - 2⁴ = 872265533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 872265498 and 872265507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872265599) 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, 870024 + ... + 871025.

It is an arithmetic number, because the mean of its divisors is an integer number (146248200).

Almost surely, 2^872265549 is an apocalyptic number.

It is an amenable number.

872265549 is a deficient number, since it is larger than the sum of its proper divisors (297720051).

872265549 is a wasteful number, since it uses less digits than its factorization.

872265549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1741219.

The product of its digits is 1209600, while the sum is 48.

The square root of 872265549 is about 29534.1420901302. The cubic root of 872265549 is about 955.4682056749.

The spelling of 872265549 in words is "eight hundred seventy-two million, two hundred sixty-five thousand, five hundred forty-nine".