91426678 has 16 divisors (see below), whose sum is σ = 159302304. Its totient is φ = 38540160.

The previous prime is 91426661. The next prime is 91426681. The reversal of 91426678 is 87662419.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52675 + ... + 54382.

It is an arithmetic number, because the mean of its divisors is an integer number (9956394).

Almost surely, 2^91426678 is an apocalyptic number.

91426678 is a deficient number, since it is larger than the sum of its proper divisors (67875626).

91426678 is a wasteful number, since it uses less digits than its factorization.

91426678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107127.

The product of its digits is 145152, while the sum is 43.

The square root of 91426678 is about 9561.7298644126. The cubic root of 91426678 is about 450.4960423040.

The spelling of 91426678 in words is "ninety-one million, four hundred twenty-six thousand, six hundred seventy-eight".