764242 has 8 divisors (see below), whose sum is σ = 1152432. Its totient is φ = 380100.

The previous prime is 764233. The next prime is 764249. The reversal of 764242 is 242467.

764242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (764249) by changing a digit.

764242 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 3 ways as a sum of consecutive naturals, for example, 484 + ... + 1327.

It is an arithmetic number, because the mean of its divisors is an integer number (144054).

2⁷⁶⁴²⁴² is an apocalyptic number.

764242 is a deficient number, since it is larger than the sum of its proper divisors (388190).

764242 is a wasteful number, since it uses less digits than its factorization.

764242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2024.

The product of its digits is 2688, while the sum is 25.

The square root of 764242 is about 874.2093570764. The cubic root of 764242 is about 91.4275257972.

The spelling of 764242 in words is "seven hundred sixty-four thousand, two hundred forty-two".