91414000 has 40 divisors (see below), whose sum is σ = 221043888. Its totient is φ = 36564800.

The previous prime is 91413979. The next prime is 91414019. The reversal of 91414000 is 41419.

It is a tau number, because it is divible by the number of its divisors (40).

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, 20854 + ... + 24853.

Almost surely, 2^91414000 is an apocalyptic number.

It is an amenable number.

91414000 is an abundant number, since it is smaller than the sum of its proper divisors (129629888).

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

91414000 is a wasteful number, since it uses less digits than its factorization.

91414000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45730 (or 45714 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 91414000 is about 9561.0668860750. The cubic root of 91414000 is about 450.4752181384.

Adding to 91414000 its reverse (41419), we get a palindrome (91455419).

The spelling of 91414000 in words is "ninety-one million, four hundred fourteen thousand".