88449736 has 8 divisors (see below), whose sum is σ = 165843270. Its totient is φ = 44224864.

The previous prime is 88449709. The next prime is 88449737. The reversal of 88449736 is 63794488.

It can be written as a sum of positive squares in only one way, i.e., 88247236 + 202500 = 9394^2 + 450^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 88449736.

It is not an unprimeable number, because it can be changed into a prime (88449737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5528101 + ... + 5528116.

Almost surely, 2^88449736 is an apocalyptic number.

It is an amenable number.

88449736 is a deficient number, since it is larger than the sum of its proper divisors (77393534).

88449736 is a wasteful number, since it uses less digits than its factorization.

88449736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11056223 (or 11056219 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 49.

The square root of 88449736 is about 9404.7719802237. The cubic root of 88449736 is about 445.5524611734.

The spelling of 88449736 in words is "eighty-eight million, four hundred forty-nine thousand, seven hundred thirty-six".