385004299 has 4 divisors (see below), whose sum is σ = 389330280. Its totient is φ = 380678320.

The previous prime is 385004293. The next prime is 385004329. The reversal of 385004299 is 992400583.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 385004299 - 2⁷ = 385004171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (385004293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2162857 + ... + 2163034.

It is an arithmetic number, because the mean of its divisors is an integer number (97332570).

Almost surely, 2^385004299 is an apocalyptic number.

385004299 is a deficient number, since it is larger than the sum of its proper divisors (4325981).

385004299 is an equidigital number, since it uses as much as digits as its factorization.

385004299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4325980.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 385004299 is about 19621.5264187066. The cubic root of 385004299 is about 727.4813426012.

The spelling of 385004299 in words is "three hundred eighty-five million, four thousand, two hundred ninety-nine".