99264089 has 4 divisors (see below), whose sum is σ = 100045824. Its totient is φ = 98482356.

The previous prime is 99264083. The next prime is 99264097. The reversal of 99264089 is 98046299.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 98046299 = 13 ⋅7542023.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99264089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99264083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390677 + ... + 390930.

It is an arithmetic number, because the mean of its divisors is an integer number (25011456).

Almost surely, 2^99264089 is an apocalyptic number.

It is an amenable number.

99264089 is a deficient number, since it is larger than the sum of its proper divisors (781735).

99264089 is a wasteful number, since it uses less digits than its factorization.

99264089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781734.

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 99264089 is about 9963.1365041336. The cubic root of 99264089 is about 463.0174801014.

The spelling of 99264089 in words is "ninety-nine million, two hundred sixty-four thousand, eighty-nine".