7766242 has 8 divisors (see below), whose sum is σ = 12708432. Its totient is φ = 3530100.

The previous prime is 7766237. The next prime is 7766243. The reversal of 7766242 is 2426677.

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

It is a junction number, because it is equal to n+sod(n) for n = 7766198 and 7766207.

It is not an unprimeable number, because it can be changed into a prime (7766243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176484 + ... + 176527.

It is an arithmetic number, because the mean of its divisors is an integer number (1588554).

Almost surely, 2^7766242 is an apocalyptic number.

7766242 is a deficient number, since it is larger than the sum of its proper divisors (4942190).

7766242 is a wasteful number, since it uses less digits than its factorization.

7766242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353024.

The product of its digits is 28224, while the sum is 34.

The square root of 7766242 is about 2786.7978039320. The cubic root of 7766242 is about 198.0327293445.

It can be divided in two parts, 7766 and 242, that added together give a palindrome (8008).

The spelling of 7766242 in words is "seven million, seven hundred sixty-six thousand, two hundred forty-two".