97505555 has 8 divisors (see below), whose sum is σ = 133721952. Its totient is φ = 66860928.

The previous prime is 97505539. The next prime is 97505563. The reversal of 97505555 is 55550579.

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

It is a cyclic number.

It is not a de Polignac number, because 97505555 - 2⁴ = 97505539 is a prime.

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, 1392902 + ... + 1392971.

It is an arithmetic number, because the mean of its divisors is an integer number (16715244).

Almost surely, 2^97505555 is an apocalyptic number.

97505555 is a deficient number, since it is larger than the sum of its proper divisors (36216397).

97505555 is a wasteful number, since it uses less digits than its factorization.

97505555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2785885.

The product of its (nonzero) digits is 196875, while the sum is 41.

The square root of 97505555 is about 9874.4901134185. The cubic root of 97505555 is about 460.2669449318.

The spelling of 97505555 in words is "ninety-seven million, five hundred five thousand, five hundred fifty-five".