378307995 has 16 divisors (see below), whose sum is σ = 651854112. Its totient is φ = 186243840.

The previous prime is 378307991. The next prime is 378308009. The reversal of 378307995 is 599703873.

It is a happy number.

It is not a de Polignac number, because 378307995 - 2² = 378307991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (378307991) 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, 969826 + ... + 970215.

It is an arithmetic number, because the mean of its divisors is an integer number (40740882).

Almost surely, 2^378307995 is an apocalyptic number.

378307995 is a deficient number, since it is larger than the sum of its proper divisors (273546117).

378307995 is a wasteful number, since it uses less digits than its factorization.

378307995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940062.

The product of its (nonzero) digits is 1428840, while the sum is 51.

The square root of 378307995 is about 19450.1412591271. The cubic root of 378307995 is about 723.2390047144.

The spelling of 378307995 in words is "three hundred seventy-eight million, three hundred seven thousand, nine hundred ninety-five".