80573000 has 64 divisors (see below), whose sum is σ = 189961200. Its totient is φ = 31987200.

The previous prime is 80572981. The next prime is 80573011. The reversal of 80573000 is 37508.

It can be written as a sum of positive squares in 8 ways, for example, as 37039396 + 43533604 = 6086^2 + 6598^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196796 + ... + 197204.

Almost surely, 2^80573000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80573000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94980600).

80573000 is an abundant number, since it is smaller than the sum of its proper divisors (109388200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80573000 is a wasteful number, since it uses less digits than its factorization.

80573000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627 (or 613 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 80573000 is about 8976.2464315548. The cubic root of 80573000 is about 431.9132341749.

The spelling of 80573000 in words is "eighty million, five hundred seventy-three thousand".