801667012 has 24 divisors (see below), whose sum is σ = 1442826560. Its totient is φ = 389460960.

The previous prime is 801667007. The next prime is 801667021. The reversal of 801667012 is 210766108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116689 + ... + 123367.

Almost surely, 2^801667012 is an apocalyptic number.

It is an amenable number.

801667012 is a deficient number, since it is larger than the sum of its proper divisors (641159548).

801667012 is a wasteful number, since it uses less digits than its factorization.

801667012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7531 (or 7529 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 801667012 is about 28313.7247991147. The cubic root of 801667012 is about 928.9621180611.

It can be divided in two parts, 80166 and 7012, that added together give a palindrome (87178).

The spelling of 801667012 in words is "eight hundred one million, six hundred sixty-seven thousand, twelve".