7642306 has 16 divisors (see below), whose sum is σ = 13524480. Its totient is φ = 3169440.

The previous prime is 7642301. The next prime is 7642321. The reversal of 7642306 is 6032467.

It is not an unprimeable number, because it can be changed into a prime (7642301) 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, 8371 + ... + 9238.

It is an arithmetic number, because the mean of its divisors is an integer number (845280).

Almost surely, 2^7642306 is an apocalyptic number.

7642306 is a deficient number, since it is larger than the sum of its proper divisors (5882174).

7642306 is a wasteful number, since it uses less digits than its factorization.

7642306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17649.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 7642306 is about 2764.4721015051. The cubic root of 7642306 is about 196.9736537899.

The spelling of 7642306 in words is "seven million, six hundred forty-two thousand, three hundred six".