7688536 has 8 divisors (see below), whose sum is σ = 14416020. Its totient is φ = 3844264.

The previous prime is 7688503. The next prime is 7688537. The reversal of 7688536 is 6358867.

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

It is a super-2 number, since 2×7688536² = 118227171646592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7688492 and 7688501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7688537) 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, 480526 + ... + 480541.

Almost surely, 2^7688536 is an apocalyptic number.

It is an amenable number.

7688536 is a deficient number, since it is larger than the sum of its proper divisors (6727484).

7688536 is a wasteful number, since it uses less digits than its factorization.

7688536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961073 (or 961069 counting only the distinct ones).

The product of its digits is 241920, while the sum is 43.

The square root of 7688536 is about 2772.8209462567. The cubic root of 7688536 is about 197.3700346678.

The spelling of 7688536 in words is "seven million, six hundred eighty-eight thousand, five hundred thirty-six".