406488433 has 12 divisors (see below), whose sum is σ = 445480560. Its totient is φ = 370686576.

The previous prime is 406488431. The next prime is 406488449. The reversal of 406488433 is 334884604.

It is a happy number.

It is not a de Polignac number, because 406488433 - 2¹ = 406488431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406488431) 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 11 ways as a sum of consecutive naturals, for example, 463 + ... + 28516.

It is an arithmetic number, because the mean of its divisors is an integer number (37123380).

Almost surely, 2^406488433 is an apocalyptic number.

It is an amenable number.

406488433 is a deficient number, since it is larger than the sum of its proper divisors (38992127).

406488433 is a wasteful number, since it uses less digits than its factorization.

406488433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29088 (or 29075 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 40.

The square root of 406488433 is about 20161.5582979094. The cubic root of 406488433 is about 740.7688824722.

The spelling of 406488433 in words is "four hundred six million, four hundred eighty-eight thousand, four hundred thirty-three".