91465347 has 4 divisors (see below), whose sum is σ = 121953800. Its totient is φ = 60976896.

The previous prime is 91465307. The next prime is 91465349. The reversal of 91465347 is 74356419.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 91465347 - 2¹⁰ = 91464323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (91465349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15244222 + ... + 15244227.

It is an arithmetic number, because the mean of its divisors is an integer number (30488450).

Almost surely, 2^91465347 is an apocalyptic number.

91465347 is a deficient number, since it is larger than the sum of its proper divisors (30488453).

91465347 is a wasteful number, since it uses less digits than its factorization.

91465347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30488452.

The product of its digits is 90720, while the sum is 39.

The square root of 91465347 is about 9563.7517219970. The cubic root of 91465347 is about 450.5595459277.

The spelling of 91465347 in words is "ninety-one million, four hundred sixty-five thousand, three hundred forty-seven".