422049 has 4 divisors (see below), whose sum is σ = 562736. Its totient is φ = 281364.

The previous prime is 422041. The next prime is 422057. The reversal of 422049 is 940224.

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 an interprime number because it is at equal distance from previous prime (422041) and next prime (422057).

It is not a de Polignac number, because 422049 - 2³ = 422041 is a prime.

It is a D-number.

It is a Duffinian number.

422049 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (422041) 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, 70339 + ... + 70344.

It is an arithmetic number, because the mean of its divisors is an integer number (140684).

2⁴²²⁰⁴⁹ is an apocalyptic number.

It is an amenable number.

422049 is a deficient number, since it is larger than the sum of its proper divisors (140687).

422049 is a wasteful number, since it uses less digits than its factorization.

422049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140686.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 422049 is about 649.6529842924. The cubic root of 422049 is about 75.0103096938.

The spelling of 422049 in words is "four hundred twenty-two thousand, forty-nine".