91626806 has 8 divisors (see below), whose sum is σ = 137787600. Its totient is φ = 45697608.

The previous prime is 91626803. The next prime is 91626811. The reversal of 91626806 is 60862619.

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

It is a self number, because there is not a number n which added to its sum of digits gives 91626806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91626803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56906 + ... + 58493.

It is an arithmetic number, because the mean of its divisors is an integer number (17223450).

Almost surely, 2^91626806 is an apocalyptic number.

91626806 is a deficient number, since it is larger than the sum of its proper divisors (46160794).

91626806 is a wasteful number, since it uses less digits than its factorization.

91626806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115798.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 91626806 is about 9572.1891957901. The cubic root of 91626806 is about 450.8245064933.

The spelling of 91626806 in words is "ninety-one million, six hundred twenty-six thousand, eight hundred six".