99487736 has 32 divisors (see below), whose sum is σ = 189396480. Its totient is φ = 48988800.

The previous prime is 99487733. The next prime is 99487789. The reversal of 99487736 is 63778499.

It is a super-2 number, since 2×99487736² = 19795619228811392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99487733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183626 + ... + 184166.

It is an arithmetic number, because the mean of its divisors is an integer number (5918640).

Almost surely, 2^99487736 is an apocalyptic number.

It is an amenable number.

99487736 is a deficient number, since it is larger than the sum of its proper divisors (89908744).

99487736 is a wasteful number, since it uses less digits than its factorization.

99487736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855 (or 851 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 53.

The square root of 99487736 is about 9974.3539139134. The cubic root of 99487736 is about 463.3649531872.

The spelling of 99487736 in words is "ninety-nine million, four hundred eighty-seven thousand, seven hundred thirty-six".