8864740 has 12 divisors (see below), whose sum is σ = 18615996. Its totient is φ = 3545888.

The previous prime is 8864731. The next prime is 8864741. The reversal of 8864740 is 474688.

It can be written as a sum of positive squares in 2 ways, for example, as 5116644 + 3748096 = 2262^2 + 1936^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8864740.

It is not an unprimeable number, because it can be changed into a prime (8864741) 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 in 3 ways as a sum of consecutive naturals, for example, 221599 + ... + 221638.

It is an arithmetic number, because the mean of its divisors is an integer number (1551333).

Almost surely, 2^8864740 is an apocalyptic number.

It is an amenable number.

8864740 is an abundant number, since it is smaller than the sum of its proper divisors (9751256).

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

8864740 is a wasteful number, since it uses less digits than its factorization.

8864740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443246 (or 443244 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 37.

The square root of 8864740 is about 2977.3713238358. The cubic root of 8864740 is about 206.9610730632.

It can be divided in two parts, 8864 and 740, that added together give a square (9604 = 98²).

The spelling of 8864740 in words is "eight million, eight hundred sixty-four thousand, seven hundred forty".