91367836 has 12 divisors (see below), whose sum is σ = 182735728. Its totient is φ = 39157632.

The previous prime is 91367821. The next prime is 91367839. The reversal of 91367836 is 63876319.

91367836 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 91367792 and 91367801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91367839) 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 3 ways as a sum of consecutive naturals, for example, 1631541 + ... + 1631596.

Almost surely, 2^91367836 is an apocalyptic number.

It is an amenable number.

91367836 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

91367836 is a wasteful number, since it uses less digits than its factorization.

91367836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3263148 (or 3263146 counting only the distinct ones).

The product of its digits is 163296, while the sum is 43.

The square root of 91367836 is about 9558.6524154820. The cubic root of 91367836 is about 450.3993754901.

The spelling of 91367836 in words is "ninety-one million, three hundred sixty-seven thousand, eight hundred thirty-six".