378086867 has 2 divisors, whose sum is σ = 378086868. Its totient is φ = 378086866.

The previous prime is 378086861. The next prime is 378086873. The reversal of 378086867 is 768680873.

It is a balanced prime because it is at equal distance from previous prime (378086861) and next prime (378086873).

It is a cyclic number.

It is not a de Polignac number, because 378086867 - 2¹⁰ = 378085843 is a prime.

It is not a weakly prime, because it can be changed into another prime (378086861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189043433 + 189043434.

It is an arithmetic number, because the mean of its divisors is an integer number (189043434).

Almost surely, 2^378086867 is an apocalyptic number.

378086867 is a deficient number, since it is larger than the sum of its proper divisors (1).

378086867 is an equidigital number, since it uses as much as digits as its factorization.

378086867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2709504, while the sum is 53.

The square root of 378086867 is about 19444.4559450760. The cubic root of 378086867 is about 723.0980617374.

The spelling of 378086867 in words is "three hundred seventy-eight million, eighty-six thousand, eight hundred sixty-seven".