378788374 has 4 divisors (see below), whose sum is σ = 568182564. Its totient is φ = 189394186.

The previous prime is 378788363. The next prime is 378788429. The reversal of 378788374 is 473887873.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 473887873 = 19 ⋅24941467.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94697092 + ... + 94697095.

It is an arithmetic number, because the mean of its divisors is an integer number (142045641).

Almost surely, 2^378788374 is an apocalyptic number.

378788374 is a deficient number, since it is larger than the sum of its proper divisors (189394190).

378788374 is a wasteful number, since it uses less digits than its factorization.

378788374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189394189.

The product of its digits is 6322176, while the sum is 55.

The square root of 378788374 is about 19462.4863262637. The cubic root of 378788374 is about 723.5450004304.

The spelling of 378788374 in words is "three hundred seventy-eight million, seven hundred eighty-eight thousand, three hundred seventy-four".