42929222 has 32 divisors (see below), whose sum is σ = 77932800. Its totient is φ = 17343648.

The previous prime is 42929221. The next prime is 42929273. The reversal of 42929222 is 22292924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42929221) 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 15 ways as a sum of consecutive naturals, for example, 16229 + ... + 18687.

It is an arithmetic number, because the mean of its divisors is an integer number (2435400).

Almost surely, 2^42929222 is an apocalyptic number.

42929222 is a deficient number, since it is larger than the sum of its proper divisors (35003578).

42929222 is a wasteful number, since it uses less digits than its factorization.

42929222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2540.

The product of its digits is 10368, while the sum is 32.

The square root of 42929222 is about 6552.0395297953. The cubic root of 42929222 is about 350.1474807040.

It can be divided in two parts, 4292922 and 2, that added together give a palindrome (4292924).

The spelling of 42929222 in words is "forty-two million, nine hundred twenty-nine thousand, two hundred twenty-two".