799728562 has 4 divisors (see below), whose sum is σ = 1199592846. Its totient is φ = 399864280.

The previous prime is 799728473. The next prime is 799728617. The reversal of 799728562 is 265827997.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 758396521 + 41332041 = 27539^2 + 6429^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199932139 + ... + 199932142.

Almost surely, 2^799728562 is an apocalyptic number.

799728562 is a deficient number, since it is larger than the sum of its proper divisors (399864284).

799728562 is a wasteful number, since it uses less digits than its factorization.

799728562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399864283.

The product of its digits is 3810240, while the sum is 55.

The square root of 799728562 is about 28279.4724491105. The cubic root of 799728562 is about 928.2127628800.

The spelling of 799728562 in words is "seven hundred ninety-nine million, seven hundred twenty-eight thousand, five hundred sixty-two".