7722006 has 32 divisors (see below), whose sum is σ = 15966720. Its totient is φ = 2488416.

The previous prime is 7721993. The next prime is 7722017. The reversal of 7722006 is 6002277.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39100 + ... + 39296.

It is an arithmetic number, because the mean of its divisors is an integer number (498960).

Almost surely, 2^7722006 is an apocalyptic number.

7722006 is an abundant number, since it is smaller than the sum of its proper divisors (8244714).

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

7722006 is a wasteful number, since it uses less digits than its factorization.

7722006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 7722006 is about 2778.8497620418. The cubic root of 7722006 is about 197.6560194288.

The spelling of 7722006 in words is "seven million, seven hundred twenty-two thousand, six".