42226082 has 4 divisors (see below), whose sum is σ = 63339126. Its totient is φ = 21113040.

The previous prime is 42226081. The next prime is 42226087. The reversal of 42226082 is 28062224.

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., 29474041 + 12752041 = 5429^2 + 3571^2 .

It is not an unprimeable number, because it can be changed into a prime (42226081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10556519 + ... + 10556522.

Almost surely, 2^42226082 is an apocalyptic number.

42226082 is a deficient number, since it is larger than the sum of its proper divisors (21113044).

42226082 is a wasteful number, since it uses less digits than its factorization.

42226082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21113043.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 42226082 is about 6498.1598933852. The cubic root of 42226082 is about 348.2252527229.

The spelling of 42226082 in words is "forty-two million, two hundred twenty-six thousand, eighty-two".