99025489 has 4 divisors (see below), whose sum is σ = 99618624. Its totient is φ = 98432356.

The previous prime is 99025481. The next prime is 99025513. The reversal of 99025489 is 98452099.

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.

It is a cyclic number.

It is not a de Polignac number, because 99025489 - 2³ = 99025481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99025481) 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, 296317 + ... + 296650.

It is an arithmetic number, because the mean of its divisors is an integer number (24904656).

Almost surely, 2^99025489 is an apocalyptic number.

It is an amenable number.

99025489 is a deficient number, since it is larger than the sum of its proper divisors (593135).

99025489 is a wasteful number, since it uses less digits than its factorization.

99025489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593134.

The product of its (nonzero) digits is 233280, while the sum is 46.

The square root of 99025489 is about 9951.1551590758. The cubic root of 99025489 is about 462.6461991179.

The spelling of 99025489 in words is "ninety-nine million, twenty-five thousand, four hundred eighty-nine".