91654648 has 16 divisors (see below), whose sum is σ = 172201680. Its totient is φ = 45734208.

The previous prime is 91654601. The next prime is 91654657. The reversal of 91654648 is 84645619.

It is a congruent number.

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, 7365 + ... + 15412.

It is an arithmetic number, because the mean of its divisors is an integer number (10762605).

Almost surely, 2^91654648 is an apocalyptic number.

It is an amenable number.

91654648 is a deficient number, since it is larger than the sum of its proper divisors (80547032).

91654648 is a wasteful number, since it uses less digits than its factorization.

91654648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23286 (or 23282 counting only the distinct ones).

The product of its digits is 207360, while the sum is 43.

The square root of 91654648 is about 9573.6434025923. The cubic root of 91654648 is about 450.8701648377.

The spelling of 91654648 in words is "ninety-one million, six hundred fifty-four thousand, six hundred forty-eight".