727641087 has 12 divisors (see below), whose sum is σ = 1014206424. Its totient is φ = 464002000.

The previous prime is 727641071. The next prime is 727641107. The reversal of 727641087 is 780146727.

It is not a de Polignac number, because 727641087 - 2⁴ = 727641071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (727641007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 227664 + ... + 230837.

It is an arithmetic number, because the mean of its divisors is an integer number (84517202).

Almost surely, 2^727641087 is an apocalyptic number.

727641087 is a deficient number, since it is larger than the sum of its proper divisors (286565337).

727641087 is a wasteful number, since it uses less digits than its factorization.

727641087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458550 (or 458527 counting only the distinct ones).

The product of its (nonzero) digits is 131712, while the sum is 42.

The square root of 727641087 is about 26974.8232060935. The cubic root of 727641087 is about 899.4404287042.

The spelling of 727641087 in words is "seven hundred twenty-seven million, six hundred forty-one thousand, eighty-seven".