764412 has 24 divisors (see below), whose sum is σ = 1946112. Its totient is φ = 231600.

The previous prime is 764399. The next prime is 764431. The reversal of 764412 is 214467.

It is a congruent number.

It is an unprimeable number.

764412 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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2764 + ... + 3027.

It is an arithmetic number, because the mean of its divisors is an integer number (81088).

2⁷⁶⁴⁴¹² is an apocalyptic number.

It is an amenable number.

764412 is an abundant number, since it is smaller than the sum of its proper divisors (1181700).

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

764412 is a wasteful number, since it uses less digits than its factorization.

764412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5809 (or 5807 counting only the distinct ones).

The product of its digits is 1344, while the sum is 24.

The square root of 764412 is about 874.3065823840. The cubic root of 764412 is about 91.4343044210.

Adding to 764412 its reverse (214467), we get a palindrome (978879).

Subtracting from 764412 its reverse (214467), we obtain a palindrome (549945).

It can be divided in two parts, 764 and 412, that added together give a triangular number (1176 = T₄₈).

The spelling of 764412 in words is "seven hundred sixty-four thousand, four hundred twelve".