422470 has 16 divisors (see below), whose sum is σ = 771120. Its totient is φ = 166624.

The previous prime is 422459. The next prime is 422479. The reversal of 422470 is 74224.

It is a congruent number.

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

422470 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 576 + ... + 1084.

It is an arithmetic number, because the mean of its divisors is an integer number (48195).

2⁴²²⁴⁷⁰ is an apocalyptic number.

422470 is a deficient number, since it is larger than the sum of its proper divisors (348650).

422470 is a wasteful number, since it uses less digits than its factorization.

422470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599.

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 422470 is about 649.9769226673. The cubic root of 422470 is about 75.0352426960.

Adding to 422470 its reverse (74224), we get a palindrome (496694).

It can be divided in two parts, 42 and 2470, that multiplied together give a triangular number (103740 = T₄₅₅).

The spelling of 422470 in words is "four hundred twenty-two thousand, four hundred seventy", and thus it is an iban number.