97668590 has 16 divisors (see below), whose sum is σ = 177923088. Its totient is φ = 38596416.

The previous prime is 97668589. The next prime is 97668611. The reversal of 97668590 is 9586679.

It is a super-3 number, since 3×97668590³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58007 + ... + 59666.

It is an arithmetic number, because the mean of its divisors is an integer number (11120193).

Almost surely, 2^97668590 is an apocalyptic number.

97668590 is a deficient number, since it is larger than the sum of its proper divisors (80254498).

97668590 is a wasteful number, since it uses less digits than its factorization.

97668590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117763.

The product of its (nonzero) digits is 816480, while the sum is 50.

The square root of 97668590 is about 9882.7420284049. The cubic root of 97668590 is about 460.5233331845.

The spelling of 97668590 in words is "ninety-seven million, six hundred sixty-eight thousand, five hundred ninety".