91411642 has 8 divisors (see below), whose sum is σ = 156705696. Its totient is φ = 39176412.

The previous prime is 91411627. The next prime is 91411657. The reversal of 91411642 is 24611419.

It is an interprime number because it is at equal distance from previous prime (91411627) and next prime (91411657).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 91411642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3264688 + ... + 3264715.

It is an arithmetic number, because the mean of its divisors is an integer number (19588212).

Almost surely, 2^91411642 is an apocalyptic number.

91411642 is a deficient number, since it is larger than the sum of its proper divisors (65294054).

91411642 is a wasteful number, since it uses less digits than its factorization.

91411642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6529412.

The product of its digits is 1728, while the sum is 28.

The square root of 91411642 is about 9560.9435726815. The cubic root of 91411642 is about 450.4713448087.

The spelling of 91411642 in words is "ninety-one million, four hundred eleven thousand, six hundred forty-two".