91763716 has 12 divisors (see below), whose sum is σ = 175185360. Its totient is φ = 41710760.

The previous prime is 91763713. The next prime is 91763719. The reversal of 91763716 is 61736719.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (91763713) and next prime (91763719).

It is not an unprimeable number, because it can be changed into a prime (91763713) 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, 1042726 + ... + 1042813.

It is an arithmetic number, because the mean of its divisors is an integer number (14598780).

Almost surely, 2^91763716 is an apocalyptic number.

It is an amenable number.

91763716 is a deficient number, since it is larger than the sum of its proper divisors (83421644).

91763716 is a wasteful number, since it uses less digits than its factorization.

91763716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2085554 (or 2085552 counting only the distinct ones).

The product of its digits is 47628, while the sum is 40.

The square root of 91763716 is about 9579.3379729499. The cubic root of 91763716 is about 451.0489374186.

The spelling of 91763716 in words is "ninety-one million, seven hundred sixty-three thousand, seven hundred sixteen".