97812593 has 16 divisors (see below), whose sum is σ = 103251456. Its totient is φ = 92559360.

The previous prime is 97812557. The next prime is 97812607. The reversal of 97812593 is 39521879.

It is a cyclic number.

It is not a de Polignac number, because 97812593 - 2¹⁰ = 97811569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97812503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 371780 + ... + 372042.

It is an arithmetic number, because the mean of its divisors is an integer number (6453216).

Almost surely, 2^97812593 is an apocalyptic number.

It is an amenable number.

97812593 is a deficient number, since it is larger than the sum of its proper divisors (5438863).

97812593 is a wasteful number, since it uses less digits than its factorization.

97812593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544.

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

The square root of 97812593 is about 9890.0249241344. The cubic root of 97812593 is about 460.7495545851.

The spelling of 97812593 in words is "ninety-seven million, eight hundred twelve thousand, five hundred ninety-three".