91769496 has 64 divisors (see below), whose sum is σ = 282374400. Its totient is φ = 24202368.

The previous prime is 91769479. The next prime is 91769497. The reversal of 91769496 is 69496719.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91769497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18826 + ... + 23193.

It is an arithmetic number, because the mean of its divisors is an integer number (4412100).

Almost surely, 2^91769496 is an apocalyptic number.

It is an amenable number.

91769496 is an abundant number, since it is smaller than the sum of its proper divisors (190604904).

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

91769496 is a wasteful number, since it uses less digits than its factorization.

91769496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42048 (or 42044 counting only the distinct ones).

The product of its digits is 734832, while the sum is 51.

The square root of 91769496 is about 9579.6396591939. The cubic root of 91769496 is about 451.0584074220.

The spelling of 91769496 in words is "ninety-one million, seven hundred sixty-nine thousand, four hundred ninety-six".