8731364 has 6 divisors (see below), whose sum is σ = 15279894. Its totient is φ = 4365680.

The previous prime is 8731363. The next prime is 8731369. The reversal of 8731364 is 4631378.

It can be written as a sum of positive squares in only one way, i.e., 6041764 + 2689600 = 2458^2 + 1640^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8731364.

It is not an unprimeable number, because it can be changed into a prime (8731363) 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, 1091417 + ... + 1091424.

It is an arithmetic number, because the mean of its divisors is an integer number (2546649).

Almost surely, 2^8731364 is an apocalyptic number.

It is an amenable number.

8731364 is a deficient number, since it is larger than the sum of its proper divisors (6548530).

8731364 is a wasteful number, since it uses less digits than its factorization.

8731364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2182845 (or 2182843 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 8731364 is about 2954.8881535517. Note that the first 3 decimals coincide. The cubic root of 8731364 is about 205.9178671540.

The spelling of 8731364 in words is "eight million, seven hundred thirty-one thousand, three hundred sixty-four".