91268842 has 16 divisors (see below), whose sum is σ = 157121280. Its totient is φ = 38950128.

The previous prime is 91268839. The next prime is 91268843. The reversal of 91268842 is 24886219.

It is a junction number, because it is equal to n+sod(n) for n = 91268795 and 91268804.

It is not an unprimeable number, because it can be changed into a prime (91268843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10293 + ... + 16984.

It is an arithmetic number, because the mean of its divisors is an integer number (9820080).

Almost surely, 2^91268842 is an apocalyptic number.

91268842 is a deficient number, since it is larger than the sum of its proper divisors (65852438).

91268842 is a wasteful number, since it uses less digits than its factorization.

91268842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27525.

The product of its digits is 55296, while the sum is 40.

The square root of 91268842 is about 9553.4727717202. The cubic root of 91268842 is about 450.2366524787.

The spelling of 91268842 in words is "ninety-one million, two hundred sixty-eight thousand, eight hundred forty-two".