872267347 has 16 divisors (see below), whose sum is σ = 1004992000. Its totient is φ = 741597120.

The previous prime is 872267329. The next prime is 872267353. The reversal of 872267347 is 743762278.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 872267347 - 2¹¹ = 872265299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 872267297 and 872267306.

It is not an unprimeable number, because it can be changed into a prime (872267047) 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, 568972 + ... + 570502.

It is an arithmetic number, because the mean of its divisors is an integer number (62812000).

Almost surely, 2^872267347 is an apocalyptic number.

872267347 is a deficient number, since it is larger than the sum of its proper divisors (132724653).

872267347 is a wasteful number, since it uses less digits than its factorization.

872267347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146.

The product of its digits is 790272, while the sum is 46.

The square root of 872267347 is about 29534.1725294615. The cubic root of 872267347 is about 955.4688621763.

The spelling of 872267347 in words is "eight hundred seventy-two million, two hundred sixty-seven thousand, three hundred forty-seven".