7650842 has 4 divisors (see below), whose sum is σ = 11476266. Its totient is φ = 3825420.

The previous prime is 7650827. The next prime is 7650847. The reversal of 7650842 is 2480567.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7447441 + 203401 = 2729^2 + 451^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7650799 and 7650808.

It is not an unprimeable number, because it can be changed into a prime (7650847) by changing a digit.

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 as a sum of consecutive naturals, namely, 1912709 + ... + 1912712.

Almost surely, 2^7650842 is an apocalyptic number.

7650842 is a deficient number, since it is larger than the sum of its proper divisors (3825424).

7650842 is a wasteful number, since it uses less digits than its factorization.

7650842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3825423.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 7650842 is about 2766.0155458710. The cubic root of 7650842 is about 197.0469624440.

The spelling of 7650842 in words is "seven million, six hundred fifty thousand, eight hundred forty-two".