91408114 has 16 divisors (see below), whose sum is σ = 156835008. Its totient is φ = 39141072.

The previous prime is 91408111. The next prime is 91408129. The reversal of 91408114 is 41180419.

It is not an unprimeable number, because it can be changed into a prime (91408111) 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, 20772 + ... + 24784.

It is an arithmetic number, because the mean of its divisors is an integer number (9802188).

Almost surely, 2^91408114 is an apocalyptic number.

91408114 is a deficient number, since it is larger than the sum of its proper divisors (65426894).

91408114 is a wasteful number, since it uses less digits than its factorization.

91408114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5649.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 91408114 is about 9560.7590702831. The cubic root of 91408114 is about 450.4655494734.

The spelling of 91408114 in words is "ninety-one million, four hundred eight thousand, one hundred fourteen".