406470 has 32 divisors (see below), whose sum is σ = 1034208. Its totient is φ = 101888.

The previous prime is 406447. The next prime is 406481. The reversal of 406470 is 74604.

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 406470.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112 + ... + 908.

It is an arithmetic number, because the mean of its divisors is an integer number (32319).

2⁴⁰⁶⁴⁷⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 406470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (517104).

406470 is an abundant number, since it is smaller than the sum of its proper divisors (627738).

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

406470 is a wasteful number, since it uses less digits than its factorization.

406470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 406470 is about 637.5499980394. The cubic root of 406470 is about 74.0757685106.

The spelling of 406470 in words is "four hundred six thousand, four hundred seventy".