787536 has 40 divisors (see below), whose sum is σ = 2261760. Its totient is φ = 262368.

The previous prime is 787529. The next prime is 787537. The reversal of 787536 is 635787.

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

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 787536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (787537) by changing a digit.

787536 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 480 + ... + 1343.

It is an arithmetic number, because the mean of its divisors is an integer number (56544).

2⁷⁸⁷⁵³⁶ is an apocalyptic number.

It is an amenable number.

787536 is an abundant number, since it is smaller than the sum of its proper divisors (1474224).

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

787536 is a wasteful number, since it uses less digits than its factorization.

787536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1840 (or 1828 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 787536 is about 887.4322509352. The cubic root of 787536 is about 92.3471446741.

The spelling of 787536 in words is "seven hundred eighty-seven thousand, five hundred thirty-six".