97391258 has 16 divisors (see below), whose sum is σ = 148818600. Its totient is φ = 47788800.

The previous prime is 97391257. The next prime is 97391291. The reversal of 97391258 is 85219379.

It can be written as a sum of positive squares in 4 ways, for example, as 44930209 + 52461049 = 6703^2 + 7243^2 .

It is not an unprimeable number, because it can be changed into a prime (97391257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92318 + ... + 93366.

Almost surely, 2^97391258 is an apocalyptic number.

97391258 is a deficient number, since it is larger than the sum of its proper divisors (51427342).

97391258 is a wasteful number, since it uses less digits than its factorization.

97391258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1873.

The product of its digits is 136080, while the sum is 44.

The square root of 97391258 is about 9868.7009276804. The cubic root of 97391258 is about 460.0870314218.

The spelling of 97391258 in words is "ninety-seven million, three hundred ninety-one thousand, two hundred fifty-eight".