97561706 has 16 divisors (see below), whose sum is σ = 159798528. Its totient is φ = 44304000.

The previous prime is 97561669. The next prime is 97561721. The reversal of 97561706 is 60716579.

It is an unprimeable number.

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, 41786 + ... + 44058.

It is an arithmetic number, because the mean of its divisors is an integer number (9987408).

Almost surely, 2^97561706 is an apocalyptic number.

97561706 is a deficient number, since it is larger than the sum of its proper divisors (62236822).

97561706 is a wasteful number, since it uses less digits than its factorization.

97561706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4237.

The product of its (nonzero) digits is 79380, while the sum is 41.

The square root of 97561706 is about 9877.3329396148. The cubic root of 97561706 is about 460.3552800349.

The spelling of 97561706 in words is "ninety-seven million, five hundred sixty-one thousand, seven hundred six".