378565763 has 8 divisors (see below), whose sum is σ = 395248128. Its totient is φ = 361902024.

The previous prime is 378565753. The next prime is 378565783. The reversal of 378565763 is 367565873.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 378565763 - 2¹⁸ = 378303619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (378565703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51356 + ... + 58262.

It is an arithmetic number, because the mean of its divisors is an integer number (49406016).

Almost surely, 2^378565763 is an apocalyptic number.

378565763 is a deficient number, since it is larger than the sum of its proper divisors (16682365).

378565763 is a wasteful number, since it uses less digits than its factorization.

378565763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9313.

The product of its digits is 3175200, while the sum is 50.

The square root of 378565763 is about 19456.7665093663. The cubic root of 378565763 is about 723.4032320530.

The spelling of 378565763 in words is "three hundred seventy-eight million, five hundred sixty-five thousand, seven hundred sixty-three".