93661397 has 8 divisors (see below), whose sum is σ = 94708320. Its totient is φ = 92620080.

The previous prime is 93661391. The next prime is 93661417. The reversal of 93661397 is 79316639.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 93661397 - 2¹⁶ = 93595861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93661391) 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 in 7 ways as a sum of consecutive naturals, for example, 38147 + ... + 40527.

It is an arithmetic number, because the mean of its divisors is an integer number (11838540).

Almost surely, 2^93661397 is an apocalyptic number.

It is an amenable number.

93661397 is a deficient number, since it is larger than the sum of its proper divisors (1046923).

93661397 is a wasteful number, since it uses less digits than its factorization.

93661397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2803.

The product of its digits is 183708, while the sum is 44.

The square root of 93661397 is about 9677.8818447013. The cubic root of 93661397 is about 454.1369899115.

The spelling of 93661397 in words is "ninety-three million, six hundred sixty-one thousand, three hundred ninety-seven".