378465859 has 8 divisors (see below), whose sum is σ = 390716000. Its totient is φ = 366322176.

The previous prime is 378465839. The next prime is 378465889. The reversal of 378465859 is 958564873.

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 378465859 - 2⁵ = 378465827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (378465809) 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, 19359 + ... + 33640.

It is an arithmetic number, because the mean of its divisors is an integer number (48839500).

Almost surely, 2^378465859 is an apocalyptic number.

378465859 is a deficient number, since it is larger than the sum of its proper divisors (12250141).

378465859 is a wasteful number, since it uses less digits than its factorization.

378465859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53229.

The product of its digits is 7257600, while the sum is 55.

The square root of 378465859 is about 19454.1990068982. The cubic root of 378465859 is about 723.3395907680.

The spelling of 378465859 in words is "three hundred seventy-eight million, four hundred sixty-five thousand, eight hundred fifty-nine".