97258989 has 16 divisors (see below), whose sum is σ = 137507328. Its totient is φ = 60936192.

The previous prime is 97258969. The next prime is 97259017. The reversal of 97258989 is 98985279.

It is not a de Polignac number, because 97258989 - 2⁹ = 97258477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97258969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61284 + ... + 62850.

It is an arithmetic number, because the mean of its divisors is an integer number (8594208).

Almost surely, 2^97258989 is an apocalyptic number.

It is an amenable number.

97258989 is a deficient number, since it is larger than the sum of its proper divisors (40248339).

97258989 is a wasteful number, since it uses less digits than its factorization.

97258989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2804.

The product of its digits is 3265920, while the sum is 57.

The square root of 97258989 is about 9861.9972115186. The cubic root of 97258989 is about 459.8786526166.

The spelling of 97258989 in words is "ninety-seven million, two hundred fifty-eight thousand, nine hundred eighty-nine".