91516748 has 6 divisors (see below), whose sum is σ = 160154316. Its totient is φ = 45758372.

The previous prime is 91516741. The next prime is 91516757. The reversal of 91516748 is 84761519.

It is not an unprimeable number, because it can be changed into a prime (91516741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11439590 + ... + 11439597.

It is an arithmetic number, because the mean of its divisors is an integer number (26692386).

Almost surely, 2^91516748 is an apocalyptic number.

It is an amenable number.

91516748 is a deficient number, since it is larger than the sum of its proper divisors (68637568).

91516748 is a wasteful number, since it uses less digits than its factorization.

91516748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22879191 (or 22879189 counting only the distinct ones).

The product of its digits is 60480, while the sum is 41.

The square root of 91516748 is about 9566.4386267827. The cubic root of 91516748 is about 450.6439307979.

The spelling of 91516748 in words is "ninety-one million, five hundred sixteen thousand, seven hundred forty-eight".