422328929 has 16 divisors (see below), whose sum is σ = 474137664. Its totient is φ = 372859200.

The previous prime is 422328923. The next prime is 422328947. The reversal of 422328929 is 929823224.

422328929 = 1745² + 1746² + ... + 1873².

It is a cyclic number.

It is not a de Polignac number, because 422328929 - 2⁴ = 422328913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422328923) 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 in 15 ways as a sum of consecutive naturals, for example, 83147 + ... + 88079.

It is an arithmetic number, because the mean of its divisors is an integer number (29633604).

Almost surely, 2^422328929 is an apocalyptic number.

It is an amenable number.

422328929 is a deficient number, since it is larger than the sum of its proper divisors (51808735).

422328929 is a wasteful number, since it uses less digits than its factorization.

422328929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5168.

The product of its digits is 124416, while the sum is 41.

The square root of 422328929 is about 20550.6430313020. The cubic root of 422328929 is about 750.2688985429.

The spelling of 422328929 in words is "four hundred twenty-two million, three hundred twenty-eight thousand, nine hundred twenty-nine".