91350616 has 16 divisors (see below), whose sum is σ = 195751440. Its totient is φ = 39150240.

The previous prime is 91350599. The next prime is 91350631. The reversal of 91350616 is 61605319.

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, 815575 + ... + 815686.

It is an arithmetic number, because the mean of its divisors is an integer number (12234465).

Almost surely, 2^91350616 is an apocalyptic number.

It is an amenable number.

91350616 is an abundant number, since it is smaller than the sum of its proper divisors (104400824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91350616 is a wasteful number, since it uses less digits than its factorization.

91350616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631274 (or 1631270 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 91350616 is about 9557.7516184509. The cubic root of 91350616 is about 450.3710782801.

It can be divided in two parts, 913 and 50616, that added together give a square (51529 = 227²).

The spelling of 91350616 in words is "ninety-one million, three hundred fifty thousand, six hundred sixteen".