422629573 has 4 divisors (see below), whose sum is σ = 422694720. Its totient is φ = 422564428.

The previous prime is 422629553. The next prime is 422629591. The reversal of 422629573 is 375926224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 422629573 - 2²¹ = 420532421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422629513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21613 + ... + 36226.

It is an arithmetic number, because the mean of its divisors is an integer number (105673680).

Almost surely, 2^422629573 is an apocalyptic number.

It is an amenable number.

422629573 is a deficient number, since it is larger than the sum of its proper divisors (65147).

422629573 is an equidigital number, since it uses as much as digits as its factorization.

422629573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65146.

The product of its digits is 181440, while the sum is 40.

The square root of 422629573 is about 20557.9564402691. The cubic root of 422629573 is about 750.4468880389.

The spelling of 422629573 in words is "four hundred twenty-two million, six hundred twenty-nine thousand, five hundred seventy-three".