378262146 has 32 divisors (see below), whose sum is σ = 815774400. Its totient is φ = 116536320.

The previous prime is 378262103. The next prime is 378262207. The reversal of 378262146 is 641262873.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 35791 + ... + 45138.

It is an arithmetic number, because the mean of its divisors is an integer number (25492950).

Almost surely, 2^378262146 is an apocalyptic number.

378262146 is an abundant number, since it is smaller than the sum of its proper divisors (437512254).

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

378262146 is a wasteful number, since it uses less digits than its factorization.

378262146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80994.

The product of its digits is 96768, while the sum is 39.

The square root of 378262146 is about 19448.9625944419. The cubic root of 378262146 is about 723.2097859074.

The spelling of 378262146 in words is "three hundred seventy-eight million, two hundred sixty-two thousand, one hundred forty-six".