378614747 has 12 divisors (see below), whose sum is σ = 444724560. Its totient is φ = 315747936.

The previous prime is 378614723. The next prime is 378614771. The reversal of 378614747 is 747416873.

It is an interprime number because it is at equal distance from previous prime (378614723) and next prime (378614771).

It is not a de Polignac number, because 378614747 - 2⁸ = 378614491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (378614147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10172 + ... + 29337.

It is an arithmetic number, because the mean of its divisors is an integer number (37060380).

Almost surely, 2^378614747 is an apocalyptic number.

378614747 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

378614747 is a deficient number, since it is larger than the sum of its proper divisors (66109813).

378614747 is an equidigital number, since it uses as much as digits as its factorization.

378614747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39590 (or 39553 counting only the distinct ones).

The product of its digits is 790272, while the sum is 47.

The square root of 378614747 is about 19458.0252595170. The cubic root of 378614747 is about 723.4344319652.

The spelling of 378614747 in words is "three hundred seventy-eight million, six hundred fourteen thousand, seven hundred forty-seven".