91826416 has 30 divisors (see below), whose sum is σ = 195562136. Its totient is φ = 41738400.

The previous prime is 91826407. The next prime is 91826417. The reversal of 91826416 is 61462819.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91826417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21780 + ... + 25651.

Almost surely, 2^91826416 is an apocalyptic number.

It is an amenable number.

91826416 is an abundant number, since it is smaller than the sum of its proper divisors (103735720).

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

91826416 is a wasteful number, since it uses less digits than its factorization.

91826416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47461 (or 47444 counting only the distinct ones).

The product of its digits is 20736, while the sum is 37.

The square root of 91826416 is about 9582.6100828532. The cubic root of 91826416 is about 451.1516444247.

The spelling of 91826416 in words is "ninety-one million, eight hundred twenty-six thousand, four hundred sixteen".