97415555 has 8 divisors (see below), whose sum is σ = 117083232. Its totient is φ = 77809408.

The previous prime is 97415551. The next prime is 97415567. The reversal of 97415555 is 55551479.

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 97415555 - 2² = 97415551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97415551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11822 + ... + 18291.

It is an arithmetic number, because the mean of its divisors is an integer number (14635404).

Almost surely, 2^97415555 is an apocalyptic number.

97415555 is a deficient number, since it is larger than the sum of its proper divisors (19667677).

97415555 is a wasteful number, since it uses less digits than its factorization.

97415555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30765.

The product of its digits is 157500, while the sum is 41.

The square root of 97415555 is about 9869.9318639999. The cubic root of 97415555 is about 460.1252888087.

The spelling of 97415555 in words is "ninety-seven million, four hundred fifteen thousand, five hundred fifty-five".