8374664 has 8 divisors (see below), whose sum is σ = 15702510. Its totient is φ = 4187328.

The previous prime is 8374661. The next prime is 8374669. The reversal of 8374664 is 4664738.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5098564 + 3276100 = 2258^2 + 1810^2 .

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

It is a super-2 number, since 2×8374664² = 140269994225792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8374661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523409 + ... + 523424.

Almost surely, 2^8374664 is an apocalyptic number.

It is an amenable number.

8374664 is a deficient number, since it is larger than the sum of its proper divisors (7327846).

8374664 is a wasteful number, since it uses less digits than its factorization.

8374664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046839 (or 1046835 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

The square root of 8374664 is about 2893.9011731571. The cubic root of 8374664 is about 203.0746892045.

It can be divided in two parts, 83 and 74664, that added together give a palindrome (74747).

The spelling of 8374664 in words is "eight million, three hundred seventy-four thousand, six hundred sixty-four".