91369064 has 32 divisors (see below), whose sum is σ = 179280000. Its totient is φ = 43572672.

The previous prime is 91369051. The next prime is 91369073. The reversal of 91369064 is 46096319.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109802 + ... + 110630.

It is an arithmetic number, because the mean of its divisors is an integer number (5602500).

Almost surely, 2^91369064 is an apocalyptic number.

It is an amenable number.

91369064 is a deficient number, since it is larger than the sum of its proper divisors (87910936).

91369064 is a wasteful number, since it uses less digits than its factorization.

91369064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1457 (or 1453 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 91369064 is about 9558.7166502622. The cubic root of 91369064 is about 450.4013932970.

The spelling of 91369064 in words is "ninety-one million, three hundred sixty-nine thousand, sixty-four".