385740799 has 8 divisors (see below), whose sum is σ = 401748768. Its totient is φ = 370026720.

The previous prime is 385740791. The next prime is 385740821. The reversal of 385740799 is 997047583.

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 385740799 - 2³ = 385740791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385740791) 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, 70792 + ... + 76045.

It is an arithmetic number, because the mean of its divisors is an integer number (50218596).

Almost surely, 2^385740799 is an apocalyptic number.

385740799 is a deficient number, since it is larger than the sum of its proper divisors (16007969).

385740799 is a wasteful number, since it uses less digits than its factorization.

385740799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146945.

The product of its (nonzero) digits is 1905120, while the sum is 52.

The square root of 385740799 is about 19640.2851048553. The cubic root of 385740799 is about 727.9449293920.

The spelling of 385740799 in words is "three hundred eighty-five million, seven hundred forty thousand, seven hundred ninety-nine".