804239146 has 8 divisors (see below), whose sum is σ = 1207277280. Its totient is φ = 401813388.

The previous prime is 804239143. The next prime is 804239147. The reversal of 804239146 is 641932408.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (804239143) 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, 149796 + ... + 155071.

It is an arithmetic number, because the mean of its divisors is an integer number (150909660).

Almost surely, 2^804239146 is an apocalyptic number.

804239146 is a deficient number, since it is larger than the sum of its proper divisors (403038134).

804239146 is a wasteful number, since it uses less digits than its factorization.

804239146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306188.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 804239146 is about 28359.1104585458. The cubic root of 804239146 is about 929.9545767309.

The spelling of 804239146 in words is "eight hundred four million, two hundred thirty-nine thousand, one hundred forty-six".