422170629 has 8 divisors (see below), whose sum is σ = 578107680. Its totient is φ = 273840336.

The previous prime is 422170613. The next prime is 422170631. The reversal of 422170629 is 926071224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 422170629 - 2⁴ = 422170613 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 422170629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422170649) 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, 1901559 + ... + 1901780.

It is an arithmetic number, because the mean of its divisors is an integer number (72263460).

Almost surely, 2^422170629 is an apocalyptic number.

It is an amenable number.

422170629 is a deficient number, since it is larger than the sum of its proper divisors (155937051).

422170629 is a wasteful number, since it uses less digits than its factorization.

422170629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3803379.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 422170629 is about 20546.7912093349. The cubic root of 422170629 is about 750.1751466506.

The spelling of 422170629 in words is "four hundred twenty-two million, one hundred seventy thousand, six hundred twenty-nine".