378004164 has 48 divisors (see below), whose sum is σ = 929913600. Its totient is φ = 119179296.

The previous prime is 378004021. The next prime is 378004169. The reversal of 378004164 is 461400873.

It is not an unprimeable number, because it can be changed into a prime (378004169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231519 + ... + 233145.

It is an arithmetic number, because the mean of its divisors is an integer number (19373200).

Almost surely, 2^378004164 is an apocalyptic number.

It is an amenable number.

378004164 is an abundant number, since it is smaller than the sum of its proper divisors (551909436).

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

378004164 is a wasteful number, since it uses less digits than its factorization.

378004164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2672 (or 2670 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 378004164 is about 19442.3291814535. The cubic root of 378004164 is about 723.0453342249.

The spelling of 378004164 in words is "three hundred seventy-eight million, four thousand, one hundred sixty-four".