93400985 has 16 divisors (see below), whose sum is σ = 118167552. Its totient is φ = 70766400.

The previous prime is 93400981. The next prime is 93401003. The reversal of 93400985 is 58900439.

It is not a de Polignac number, because 93400985 - 2² = 93400981 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (93400981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 875 + ... + 13695.

It is an arithmetic number, because the mean of its divisors is an integer number (7385472).

Almost surely, 2^93400985 is an apocalyptic number.

It is an amenable number.

93400985 is a deficient number, since it is larger than the sum of its proper divisors (24766567).

93400985 is a wasteful number, since it uses less digits than its factorization.

93400985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12904.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 93400985 is about 9664.4185029416. The cubic root of 93400985 is about 453.7157117779.

The spelling of 93400985 in words is "ninety-three million, four hundred thousand, nine hundred eighty-five".