422070 has 32 divisors (see below), whose sum is σ = 1105920. Its totient is φ = 102240.

The previous prime is 422069. The next prime is 422077. The reversal of 422070 is 70224.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon 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 422070.

It is not an unprimeable number, because it can be changed into a prime (422077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310 + ... + 969.

It is an arithmetic number, because the mean of its divisors is an integer number (34560).

2⁴²²⁰⁷⁰ is an apocalyptic number.

422070 is an abundant number, since it is smaller than the sum of its proper divisors (683850).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422070 is a wasteful number, since it uses less digits than its factorization.

422070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300.

The product of its (nonzero) digits is 112, while the sum is 15.

The square root of 422070 is about 649.6691465662. The cubic root of 422070 is about 75.0115537756.

Adding to 422070 its reverse (70224), we get a palindrome (492294).

It can be divided in two parts, 42 and 2070, that added together give a palindrome (2112).

The spelling of 422070 in words is "four hundred twenty-two thousand, seventy", and thus it is an iban number.