97258987 has 8 divisors (see below), whose sum is σ = 112137696. Its totient is φ = 82626432.

The previous prime is 97258969. The next prime is 97259017. The reversal of 97258987 is 78985279.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97258987 - 2¹⁵ = 97226219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97258387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60688 + ... + 62269.

It is an arithmetic number, because the mean of its divisors is an integer number (14017212).

Almost surely, 2^97258987 is an apocalyptic number.

97258987 is a deficient number, since it is larger than the sum of its proper divisors (14878709).

97258987 is a wasteful number, since it uses less digits than its factorization.

97258987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123077.

The product of its digits is 2540160, while the sum is 55.

The square root of 97258987 is about 9861.9971101192. The cubic root of 97258987 is about 459.8786494644.

The spelling of 97258987 in words is "ninety-seven million, two hundred fifty-eight thousand, nine hundred eighty-seven".