91616150 has 24 divisors (see below), whose sum is σ = 171135624. Its totient is φ = 36489600.

The previous prime is 91616143. The next prime is 91616159. The reversal of 91616150 is 5161619.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91616159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8249 + ... + 15851.

It is an arithmetic number, because the mean of its divisors is an integer number (7130651).

Almost surely, 2^91616150 is an apocalyptic number.

91616150 is a deficient number, since it is larger than the sum of its proper divisors (79519474).

91616150 is a wasteful number, since it uses less digits than its factorization.

91616150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7856 (or 7851 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 91616150 is about 9571.6325671225. The cubic root of 91616150 is about 450.8070291764.

Adding to 91616150 its reverse (5161619), we get a palindrome (96777769).

The spelling of 91616150 in words is "ninety-one million, six hundred sixteen thousand, one hundred fifty".