769536 has 60 divisors (see below), whose sum is σ = 2234232. Its totient is φ = 254976.

The previous prime is 769487. The next prime is 769541. The reversal of 769536 is 635967.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 769536.

It is a congruent number.

It is an unprimeable number.

769536 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4525 + ... + 4691.

2⁷⁶⁹⁵³⁶ 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 769536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1117116).

769536 is an abundant number, since it is smaller than the sum of its proper divisors (1464696).

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

769536 is a wasteful number, since it uses less digits than its factorization.

769536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 172 counting only the distinct ones).

The product of its digits is 34020, while the sum is 36.

The square root of 769536 is about 877.2320103599. The cubic root of 769536 is about 91.6381501747.

The spelling of 769536 in words is "seven hundred sixty-nine thousand, five hundred thirty-six".