91016606 has 8 divisors (see below), whose sum is σ = 144555840. Its totient is φ = 42831328.

The previous prime is 91016599. The next prime is 91016621. The reversal of 91016606 is 60661019.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1338446 + ... + 1338513.

It is an arithmetic number, because the mean of its divisors is an integer number (18069480).

Almost surely, 2^91016606 is an apocalyptic number.

91016606 is a deficient number, since it is larger than the sum of its proper divisors (53539234).

91016606 is a wasteful number, since it uses less digits than its factorization.

91016606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2676978.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 91016606 is about 9540.2623653650. The cubic root of 91016606 is about 449.8215028692.

The spelling of 91016606 in words is "ninety-one million, sixteen thousand, six hundred six".