91336000 has 168 divisors, whose sum is σ = 264252456. Its totient is φ = 31180800.

The previous prime is 91335961. The next prime is 91336031. The reversal of 91336000 is 63319.

It can be written as a sum of positive squares in 4 ways, for example, as 12054784 + 79281216 = 3472^2 + 8904^2 .

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 391884 + ... + 392116.

Almost surely, 2^91336000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 91336000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132126228).

91336000 is an abundant number, since it is smaller than the sum of its proper divisors (172916456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91336000 is a wasteful number, since it uses less digits than its factorization.

91336000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 91336000 is about 9556.9869728906. The cubic root of 91336000 is about 450.3470573700.

Adding to 91336000 its reverse (63319), we get a palindrome (91399319).

The spelling of 91336000 in words is "ninety-one million, three hundred thirty-six thousand".