91946601 has 12 divisors (see below), whose sum is σ = 133073460. Its totient is φ = 61176960.

The previous prime is 91946593. The next prime is 91946627. The reversal of 91946601 is 10664919.

91946601 is a `hidden beast` number, since 9 + 1 + 9 + 46 + 601 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 68906601 + 23040000 = 8301^2 + 4800^2 .

It is not a de Polignac number, because 91946601 - 2³ = 91946593 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (91946671) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5116 + ... + 14493.

It is an arithmetic number, because the mean of its divisors is an integer number (11089455).

Almost surely, 2^91946601 is an apocalyptic number.

It is an amenable number.

91946601 is a deficient number, since it is larger than the sum of its proper divisors (41126859).

91946601 is a wasteful number, since it uses less digits than its factorization.

91946601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20136 (or 20133 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 91946601 is about 9588.8790272899. The cubic root of 91946601 is about 451.3483852767.

The spelling of 91946601 in words is "ninety-one million, nine hundred forty-six thousand, six hundred one".