8743604 has 6 divisors (see below), whose sum is σ = 15301314. Its totient is φ = 4371800.

The previous prime is 8743597. The next prime is 8743621. The reversal of 8743604 is 4063478.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8690704 + 52900 = 2948^2 + 230^2 .

It is a super-2 number, since 2×8743604² = 152901221817632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 1092947 + ... + 1092954.

It is an arithmetic number, because the mean of its divisors is an integer number (2550219).

Almost surely, 2^8743604 is an apocalyptic number.

It is an amenable number.

8743604 is a deficient number, since it is larger than the sum of its proper divisors (6557710).

8743604 is a wasteful number, since it uses less digits than its factorization.

8743604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2185905 (or 2185903 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 8743604 is about 2956.9585725877. The cubic root of 8743604 is about 206.0140437216.

The spelling of 8743604 in words is "eight million, seven hundred forty-three thousand, six hundred four".