91441467 has 40 divisors (see below), whose sum is σ = 151145456. Its totient is φ = 54727488.

The previous prime is 91441463. The next prime is 91441477. The reversal of 91441467 is 76414419.

It is not a de Polignac number, because 91441467 - 2² = 91441463 is a prime.

It is a super-2 number, since 2×91441467² = 16723083774224178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (91441463) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 37788 + ... + 40134.

Almost surely, 2^91441467 is an apocalyptic number.

91441467 is a deficient number, since it is larger than the sum of its proper divisors (59703989).

91441467 is a wasteful number, since it uses less digits than its factorization.

91441467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2409 (or 2400 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 91441467 is about 9562.5031764701. The cubic root of 91441467 is about 450.5203314463.

The spelling of 91441467 in words is "ninety-one million, four hundred forty-one thousand, four hundred sixty-seven".