99491536 has 10 divisors (see below), whose sum is σ = 192764882. Its totient is φ = 49745760.

The previous prime is 99491521. The next prime is 99491591. The reversal of 99491536 is 63519499.

It can be written as a sum of positive squares in only one way, i.e., 98883136 + 608400 = 9944^2 + 780^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3109095 + ... + 3109126.

Almost surely, 2^99491536 is an apocalyptic number.

It is an amenable number.

99491536 is a deficient number, since it is larger than the sum of its proper divisors (93273346).

99491536 is a wasteful number, since it uses less digits than its factorization.

99491536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6218229 (or 6218223 counting only the distinct ones).

The product of its digits is 262440, while the sum is 46.

The square root of 99491536 is about 9974.5444006230. The cubic root of 99491536 is about 463.3708526225.

The spelling of 99491536 in words is "ninety-nine million, four hundred ninety-one thousand, five hundred thirty-six".