378423995 has 16 divisors (see below), whose sum is σ = 486233280. Its totient is φ = 281723904.

The previous prime is 378423979. The next prime is 378424009. The reversal of 378423995 is 599324873.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 378423995 - 2⁴ = 378423979 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17447 + ... + 32576.

It is an arithmetic number, because the mean of its divisors is an integer number (30389580).

Almost surely, 2^378423995 is an apocalyptic number.

378423995 is a deficient number, since it is larger than the sum of its proper divisors (107809285).

378423995 is a wasteful number, since it uses less digits than its factorization.

378423995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50134.

The product of its digits is 1632960, while the sum is 50.

The square root of 378423995 is about 19453.1230140561. The cubic root of 378423995 is about 723.3129190489.

The spelling of 378423995 in words is "three hundred seventy-eight million, four hundred twenty-three thousand, nine hundred ninety-five".