39226642 has 16 divisors (see below), whose sum is σ = 72418752. Its totient is φ = 15518160.

The previous prime is 39226639. The next prime is 39226643. The reversal of 39226642 is 24662293.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 39226598 and 39226607.

It is not an unprimeable number, because it can be changed into a prime (39226643) 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, 107584 + ... + 107947.

It is an arithmetic number, because the mean of its divisors is an integer number (4526172).

Almost surely, 2^39226642 is an apocalyptic number.

39226642 is a deficient number, since it is larger than the sum of its proper divisors (33192110).

39226642 is a wasteful number, since it uses less digits than its factorization.

39226642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215553.

The product of its digits is 31104, while the sum is 34.

The square root of 39226642 is about 6263.1175942976. The cubic root of 39226642 is about 339.7767912126.

The spelling of 39226642 in words is "thirty-nine million, two hundred twenty-six thousand, six hundred forty-two".