406232706 has 64 divisors (see below), whose sum is σ = 903312000. Its totient is φ = 120768000.

The previous prime is 406232699. The next prime is 406232713. The reversal of 406232706 is 607232604.

It is an interprime number because it is at equal distance from previous prime (406232699) and next prime (406232713).

It is a super-2 number, since 2×406232706² = 330050022848164872, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 993030 + ... + 993438.

It is an arithmetic number, because the mean of its divisors is an integer number (14114250).

Almost surely, 2^406232706 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 406232706, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (451656000).

406232706 is an abundant number, since it is smaller than the sum of its proper divisors (497079294).

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

406232706 is a wasteful number, since it uses less digits than its factorization.

406232706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 406232706 is about 20155.2153548405. The cubic root of 406232706 is about 740.6135075359.

The spelling of 406232706 in words is "four hundred six million, two hundred thirty-two thousand, seven hundred six".