7668534 has 16 divisors (see below), whose sum is σ = 15694272. Its totient is φ = 2496648.

The previous prime is 7668527. The next prime is 7668541. The reversal of 7668534 is 4358667.

It is an interprime number because it is at equal distance from previous prime (7668527) and next prime (7668541).

It is a junction number, because it is equal to n+sod(n) for n = 7668492 and 7668501.

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 in 7 ways as a sum of consecutive naturals, for example, 14604 + ... + 15119.

It is an arithmetic number, because the mean of its divisors is an integer number (980892).

Almost surely, 2^7668534 is an apocalyptic number.

7668534 is an abundant number, since it is smaller than the sum of its proper divisors (8025738).

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

7668534 is a wasteful number, since it uses less digits than its factorization.

7668534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29771.

The product of its digits is 120960, while the sum is 39.

The square root of 7668534 is about 2769.2118012171. The cubic root of 7668534 is about 197.1987309747.

The spelling of 7668534 in words is "seven million, six hundred sixty-eight thousand, five hundred thirty-four".