97816259 has 8 divisors (see below), whose sum is σ = 100666368. Its totient is φ = 94998280.

The previous prime is 97816223. The next prime is 97816267. The reversal of 97816259 is 95261879.

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

It is not a de Polignac number, because 97816259 - 2²⁴ = 81039043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97816559) 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, 1787 + ... + 14100.

It is an arithmetic number, because the mean of its divisors is an integer number (12583296).

Almost surely, 2^97816259 is an apocalyptic number.

97816259 is a deficient number, since it is larger than the sum of its proper divisors (2850109).

97816259 is a wasteful number, since it uses less digits than its factorization.

97816259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16065.

The product of its digits is 272160, while the sum is 47.

The square root of 97816259 is about 9890.2102606567. The cubic root of 97816259 is about 460.7553107858.

The spelling of 97816259 in words is "ninety-seven million, eight hundred sixteen thousand, two hundred fifty-nine".