91488106 has 8 divisors (see below), whose sum is σ = 137367360. Its totient is φ = 45698988.

The previous prime is 91488091. The next prime is 91488107. The reversal of 91488106 is 60188419.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (91488107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19936 + ... + 24091.

It is an arithmetic number, because the mean of its divisors is an integer number (17170920).

Almost surely, 2^91488106 is an apocalyptic number.

91488106 is a deficient number, since it is larger than the sum of its proper divisors (45879254).

91488106 is a wasteful number, since it uses less digits than its factorization.

91488106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45068.

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 91488106 is about 9564.9415053099. The cubic root of 91488106 is about 450.5969132100.

The spelling of 91488106 in words is "ninety-one million, four hundred eighty-eight thousand, one hundred six".