97855305 has 16 divisors (see below), whose sum is σ = 157698240. Its totient is φ = 51812928.

The previous prime is 97855283. The next prime is 97855327. The reversal of 97855305 is 50355879.

It is an interprime number because it is at equal distance from previous prime (97855283) and next prime (97855327).

It is not a de Polignac number, because 97855305 - 2⁸ = 97855049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21382 + ... + 25551.

It is an arithmetic number, because the mean of its divisors is an integer number (9856140).

Almost surely, 2^97855305 is an apocalyptic number.

It is an amenable number.

97855305 is a deficient number, since it is larger than the sum of its proper divisors (59842935).

97855305 is a wasteful number, since it uses less digits than its factorization.

97855305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47080.

The product of its (nonzero) digits is 189000, while the sum is 42.

The square root of 97855305 is about 9892.1840358942. The cubic root of 97855305 is about 460.8166102697.

The spelling of 97855305 in words is "ninety-seven million, eight hundred fifty-five thousand, three hundred five".