814207332 has 12 divisors (see below), whose sum is σ = 1899817136. Its totient is φ = 271402440.

The previous prime is 814207309. The next prime is 814207369. The reversal of 814207332 is 233702418.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 814207332.

It is an unprimeable 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 3 ways as a sum of consecutive naturals, for example, 33925294 + ... + 33925317.

Almost surely, 2^814207332 is an apocalyptic number.

It is an amenable number.

814207332 is an abundant number, since it is smaller than the sum of its proper divisors (1085609804).

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

814207332 is a wasteful number, since it uses less digits than its factorization.

814207332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67850618 (or 67850616 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 814207332 is about 28534.3184954539. The cubic root of 814207332 is about 933.7809355908.

The spelling of 814207332 in words is "eight hundred fourteen million, two hundred seven thousand, three hundred thirty-two".