7706406 has 16 divisors (see below), whose sum is σ = 16319664. Its totient is φ = 2417664.

The previous prime is 7706399. The next prime is 7706459. The reversal of 7706406 is 6046077.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 37675 + ... + 37878.

It is an arithmetic number, because the mean of its divisors is an integer number (1019979).

Almost surely, 2^7706406 is an apocalyptic number.

7706406 is an abundant number, since it is smaller than the sum of its proper divisors (8613258).

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

7706406 is a wasteful number, since it uses less digits than its factorization.

7706406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75575.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 7706406 is about 2776.0414262039. The cubic root of 7706406 is about 197.5228281042.

The spelling of 7706406 in words is "seven million, seven hundred six thousand, four hundred six".