872370 has 48 divisors (see below), whose sum is σ = 2358720. Its totient is φ = 231984.

The previous prime is 872369. The next prime is 872381. The reversal of 872370 is 73278.

It is a super-2 number, since 2×872370² = 1522058833800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 872370.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2251 + ... + 2609.

It is an arithmetic number, because the mean of its divisors is an integer number (49140).

2⁸⁷²³⁷⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 872370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1179360).

872370 is an abundant number, since it is smaller than the sum of its proper divisors (1486350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

872370 is a wasteful number, since it uses less digits than its factorization.

872370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 872370 is about 934.0074946166. The cubic root of 872370 is about 95.5506342236.

The spelling of 872370 in words is "eight hundred seventy-two thousand, three hundred seventy".