7706121 has 8 divisors (see below), whose sum is σ = 10292160. Its totient is φ = 5128752.

The previous prime is 7706119. The next prime is 7706143. The reversal of 7706121 is 1216077.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7706121 - 2¹ = 7706119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7706091 and 7706100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7706161) 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 in 7 ways as a sum of consecutive naturals, for example, 316 + ... + 3938.

It is an arithmetic number, because the mean of its divisors is an integer number (1286520).

Almost surely, 2^7706121 is an apocalyptic number.

It is an amenable number.

7706121 is a deficient number, since it is larger than the sum of its proper divisors (2586039).

7706121 is a wasteful number, since it uses less digits than its factorization.

7706121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4335.

The product of its (nonzero) digits is 588, while the sum is 24.

The square root of 7706121 is about 2775.9900936423. The cubic root of 7706121 is about 197.5203931300.

The spelling of 7706121 in words is "seven million, seven hundred six thousand, one hundred twenty-one".