378857082 has 8 divisors (see below), whose sum is σ = 757714176. Its totient is φ = 126285692.

The previous prime is 378857057. The next prime is 378857137. The reversal of 378857082 is 280758873.

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

378857082 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31571418 + ... + 31571429.

It is an arithmetic number, because the mean of its divisors is an integer number (94714272).

Almost surely, 2^378857082 is an apocalyptic number.

378857082 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

378857082 is a wasteful number, since it uses less digits than its factorization.

378857082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63142852.

The product of its (nonzero) digits is 752640, while the sum is 48.

The square root of 378857082 is about 19464.2513855530. The cubic root of 378857082 is about 723.5887454586.

The spelling of 378857082 in words is "three hundred seventy-eight million, eight hundred fifty-seven thousand, eighty-two".