769872 has 40 divisors (see below), whose sum is σ = 2040544. Its totient is φ = 249984.

The previous prime is 769871. The next prime is 769903. The reversal of 769872 is 278967.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 769872.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (769871) 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, 1878 + ... + 2250.

2⁷⁶⁹⁸⁷² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 769872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1020272).

769872 is an abundant number, since it is smaller than the sum of its proper divisors (1270672).

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

769872 is a wasteful number, since it uses less digits than its factorization.

769872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427 (or 421 counting only the distinct ones).

The product of its digits is 42336, while the sum is 39.

The square root of 769872 is about 877.4235009390. The cubic root of 769872 is about 91.6514854565.

The spelling of 769872 in words is "seven hundred sixty-nine thousand, eight hundred seventy-two".