99714591 has 32 divisors (see below), whose sum is σ = 155082240. Its totient is φ = 63201600.

The previous prime is 99714577. The next prime is 99714599. The reversal of 99714591 is 19541799.

It is not a de Polignac number, because 99714591 - 2⁹ = 99714079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99714599) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130651 + ... + 131411.

It is an arithmetic number, because the mean of its divisors is an integer number (4846320).

Almost surely, 2^99714591 is an apocalyptic number.

99714591 is a deficient number, since it is larger than the sum of its proper divisors (55367649).

99714591 is a wasteful number, since it uses less digits than its factorization.

99714591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004 (or 998 counting only the distinct ones).

The product of its digits is 102060, while the sum is 45.

The square root of 99714591 is about 9985.7193531563. The cubic root of 99714591 is about 463.7168788448.

The spelling of 99714591 in words is "ninety-nine million, seven hundred fourteen thousand, five hundred ninety-one".