93897644 has 6 divisors (see below), whose sum is σ = 164320884. Its totient is φ = 46948820.

The previous prime is 93897641. The next prime is 93897659. The reversal of 93897644 is 44679839.

It is a junction number, because it is equal to n+sod(n) for n = 93897592 and 93897601.

It is not an unprimeable number, because it can be changed into a prime (93897641) by changing a digit.

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, 11737202 + ... + 11737209.

It is an arithmetic number, because the mean of its divisors is an integer number (27386814).

Almost surely, 2^93897644 is an apocalyptic number.

It is an amenable number.

93897644 is a deficient number, since it is larger than the sum of its proper divisors (70423240).

93897644 is a wasteful number, since it uses less digits than its factorization.

93897644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23474415 (or 23474413 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 50.

The square root of 93897644 is about 9690.0796694351. The cubic root of 93897644 is about 454.5185004186.

The spelling of 93897644 in words is "ninety-three million, eight hundred ninety-seven thousand, six hundred forty-four".