422730039 has 16 divisors (see below), whose sum is σ = 572140800. Its totient is φ = 277590336.

The previous prime is 422730029. The next prime is 422730053. The reversal of 422730039 is 930037224.

It is not a de Polignac number, because 422730039 - 2⁷ = 422729911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422729988 and 422730015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422730029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87027 + ... + 91755.

It is an arithmetic number, because the mean of its divisors is an integer number (35758800).

Almost surely, 2^422730039 is an apocalyptic number.

422730039 is a deficient number, since it is larger than the sum of its proper divisors (149410761).

422730039 is a wasteful number, since it uses less digits than its factorization.

422730039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5174.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 422730039 is about 20560.3997772417. The cubic root of 422730039 is about 750.5063478500.

The spelling of 422730039 in words is "four hundred twenty-two million, seven hundred thirty thousand, thirty-nine".