97860847 has 6 divisors (see below), whose sum is σ = 111870888. Its totient is φ = 83858292.

The previous prime is 97860839. The next prime is 97860863. The reversal of 97860847 is 74806879.

It is not a de Polignac number, because 97860847 - 2³ = 97860839 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97860847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97860817) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24304 + ... + 28042.

It is an arithmetic number, because the mean of its divisors is an integer number (18645148).

Almost surely, 2^97860847 is an apocalyptic number.

97860847 is a deficient number, since it is larger than the sum of its proper divisors (14010041).

97860847 is an frugal number, since it uses more digits than its factorization.

97860847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7485 (or 3746 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 49.

The square root of 97860847 is about 9892.4641520705. The cubic root of 97860847 is about 460.8253094998.

The spelling of 97860847 in words is "ninety-seven million, eight hundred sixty thousand, eight hundred forty-seven".