422477 has 8 divisors (see below), whose sum is σ = 465600. Its totient is φ = 380160.

The previous prime is 422459. The next prime is 422479. The reversal of 422477 is 774224.

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

It is not a de Polignac number, because 422477 - 2¹⁰ = 421453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 422477.

It is not an unprimeable number, because it can be changed into a prime (422479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2024 + ... + 2222.

It is an arithmetic number, because the mean of its divisors is an integer number (58200).

2⁴²²⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

422477 is a deficient number, since it is larger than the sum of its proper divisors (43123).

422477 is a wasteful number, since it uses less digits than its factorization.

422477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403.

The product of its digits is 3136, while the sum is 26.

The square root of 422477 is about 649.9823074515. The cubic root of 422477 is about 75.0356571190.

The spelling of 422477 in words is "four hundred twenty-two thousand, four hundred seventy-seven", and thus it is an iban number.