406033012 has 72 divisors (see below), whose sum is σ = 912975840. Its totient is φ = 156219840.

The previous prime is 406032989. The next prime is 406033013. The reversal of 406033012 is 210330604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406033013) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 177814 + ... + 180082.

It is an arithmetic number, because the mean of its divisors is an integer number (12680220).

Almost surely, 2^406033012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 406033012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (456487920).

406033012 is an abundant number, since it is smaller than the sum of its proper divisors (506942828).

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

406033012 is a wasteful number, since it uses less digits than its factorization.

406033012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2381 (or 2372 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 406033012 is about 20150.2608419842. The cubic root of 406033012 is about 740.4921318546.

Adding to 406033012 its reverse (210330604), we get a palindrome (616363616).

The spelling of 406033012 in words is "four hundred six million, thirty-three thousand, twelve".