382012778 has 8 divisors (see below), whose sum is σ = 654879072. Its totient is φ = 163719756.

The previous prime is 382012777. The next prime is 382012793. The reversal of 382012778 is 877210283.

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

It is not an unprimeable number, because it can be changed into a prime (382012777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13643300 + ... + 13643327.

It is an arithmetic number, because the mean of its divisors is an integer number (81859884).

Almost surely, 2^382012778 is an apocalyptic number.

382012778 is a deficient number, since it is larger than the sum of its proper divisors (272866294).

382012778 is a wasteful number, since it uses less digits than its factorization.

382012778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27286636.

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 382012778 is about 19545.1471726360. The cubic root of 382012778 is about 725.5922409275.

The spelling of 382012778 in words is "three hundred eighty-two million, twelve thousand, seven hundred seventy-eight".