727087699 has 4 divisors (see below), whose sum is σ = 783017536. Its totient is φ = 671157864.

The previous prime is 727087663. The next prime is 727087729. The reversal of 727087699 is 996780727.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 996780727 = 31 ⋅32154217.

It is not a de Polignac number, because 727087699 - 2⁹ = 727087187 is a prime.

It is a super-2 number, since 2×727087699² = 1057313044074229202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (727088699) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 27964899 + ... + 27964924.

It is an arithmetic number, because the mean of its divisors is an integer number (195754384).

Almost surely, 2^727087699 is an apocalyptic number.

727087699 is a deficient number, since it is larger than the sum of its proper divisors (55929837).

727087699 is a wasteful number, since it uses less digits than its factorization.

727087699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55929836.

The product of its (nonzero) digits is 2667168, while the sum is 55.

The square root of 727087699 is about 26964.5637643185. The cubic root of 727087699 is about 899.2123557421.

The spelling of 727087699 in words is "seven hundred twenty-seven million, eighty-seven thousand, six hundred ninety-nine".