378306628 has 36 divisors (see below), whose sum is σ = 769431936. Its totient is φ = 159429600.

The previous prime is 378306581. The next prime is 378306641. The reversal of 378306628 is 826603873.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102373 + ... + 106003.

Almost surely, 2^378306628 is an apocalyptic number.

It is an amenable number.

378306628 is an abundant number, since it is smaller than the sum of its proper divisors (391125308).

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

378306628 is a wasteful number, since it uses less digits than its factorization.

378306628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3764 (or 3701 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 378306628 is about 19450.1061179624. The cubic root of 378306628 is about 723.2381335821.

The spelling of 378306628 in words is "three hundred seventy-eight million, three hundred six thousand, six hundred twenty-eight".