805990324 has 12 divisors (see below), whose sum is σ = 1411034464. Its totient is φ = 402837624.

The previous prime is 805990313. The next prime is 805990343. The reversal of 805990324 is 423099508.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27474 + ... + 48649.

Almost surely, 2^805990324 is an apocalyptic number.

It is an amenable number.

805990324 is a deficient number, since it is larger than the sum of its proper divisors (605044140).

805990324 is a wasteful number, since it uses less digits than its factorization.

805990324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78774 (or 78772 counting only the distinct ones).

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

The square root of 805990324 is about 28389.9687213635. The cubic root of 805990324 is about 930.6290591225.

The spelling of 805990324 in words is "eight hundred five million, nine hundred ninety thousand, three hundred twenty-four".