764946 has 48 divisors (see below), whose sum is σ = 2044224. Its totient is φ = 201312.

The previous prime is 764903. The next prime is 764947. The reversal of 764946 is 649467.

764946 is a `hidden beast` number, since 7 + 649 + 4 + 6 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 764946.

It is not an unprimeable number, because it can be changed into a prime (764947) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1405 + ... + 1871.

It is an arithmetic number, because the mean of its divisors is an integer number (42588).

2⁷⁶⁴⁹⁴⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 764946, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1022112).

764946 is an abundant number, since it is smaller than the sum of its proper divisors (1279278).

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

764946 is a wasteful number, since it uses less digits than its factorization.

764946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495 (or 492 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 764946 is about 874.6119139367. The cubic root of 764946 is about 91.4555907402.

The spelling of 764946 in words is "seven hundred sixty-four thousand, nine hundred forty-six".