97861846 has 4 divisors (see below), whose sum is σ = 146792772. Its totient is φ = 48930922.

The previous prime is 97861831. The next prime is 97861853. The reversal of 97861846 is 64816879.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64816879 = 211 ⋅307189.

It is a self number, because there is not a number n which added to its sum of digits gives 97861846.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24465460 + ... + 24465463.

It is an arithmetic number, because the mean of its divisors is an integer number (36698193).

Almost surely, 2^97861846 is an apocalyptic number.

97861846 is a deficient number, since it is larger than the sum of its proper divisors (48930926).

97861846 is a wasteful number, since it uses less digits than its factorization.

97861846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48930925.

The product of its digits is 580608, while the sum is 49.

The square root of 97861846 is about 9892.5146449222. The cubic root of 97861846 is about 460.8268775867.

The spelling of 97861846 in words is "ninety-seven million, eight hundred sixty-one thousand, eight hundred forty-six".