378099 has 12 divisors (see below), whose sum is σ = 559416. Its totient is φ = 245952.

The previous prime is 378089. The next prime is 378101. The reversal of 378099 is 990873.

It is not a de Polignac number, because 378099 - 2⁴ = 378083 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

378099 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (378019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102 + ... + 875.

It is an arithmetic number, because the mean of its divisors is an integer number (46618).

2³⁷⁸⁰⁹⁹ is an apocalyptic number.

378099 is a deficient number, since it is larger than the sum of its proper divisors (181317).

378099 is a wasteful number, since it uses less digits than its factorization.

378099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026 (or 1023 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 378099 is about 614.8975524427. The cubic root of 378099 is about 72.3105796516.

The spelling of 378099 in words is "three hundred seventy-eight thousand, ninety-nine".