378437522 has 8 divisors (see below), whose sum is σ = 585967872. Its totient is φ = 183114900.

The previous prime is 378437519. The next prime is 378437537. The reversal of 378437522 is 225734873.

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

It is a self number, because there is not a number n which added to its sum of digits gives 378437522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3051854 + ... + 3051977.

It is an arithmetic number, because the mean of its divisors is an integer number (73245984).

Almost surely, 2^378437522 is an apocalyptic number.

378437522 is a deficient number, since it is larger than the sum of its proper divisors (207530350).

378437522 is a wasteful number, since it uses less digits than its factorization.

378437522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6103864.

The product of its digits is 282240, while the sum is 41.

The square root of 378437522 is about 19453.4706929124. The cubic root of 378437522 is about 723.3215373689.

The spelling of 378437522 in words is "three hundred seventy-eight million, four hundred thirty-seven thousand, five hundred twenty-two".