804140667 has 48 divisors (see below), whose sum is σ = 1366485120. Its totient is φ = 450403200.

The previous prime is 804140663. The next prime is 804140669. The reversal of 804140667 is 766041408.

It is not a de Polignac number, because 804140667 - 2² = 804140663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (804140663) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 71908 + ... + 82334.

It is an arithmetic number, because the mean of its divisors is an integer number (28468440).

Almost surely, 2^804140667 is an apocalyptic number.

804140667 is a deficient number, since it is larger than the sum of its proper divisors (562344453).

804140667 is a wasteful number, since it uses less digits than its factorization.

804140667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10504 (or 10501 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 804140667 is about 28357.3741203236. The cubic root of 804140667 is about 929.9166175676.

The spelling of 804140667 in words is "eight hundred four million, one hundred forty thousand, six hundred sixty-seven".