405132104 has 32 divisors (see below), whose sum is σ = 835470720. Its totient is φ = 183003456.

The previous prime is 405132073. The next prime is 405132107. The reversal of 405132104 is 401231504.

It is not an unprimeable number, because it can be changed into a prime (405132107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36554 + ... + 46329.

It is an arithmetic number, because the mean of its divisors is an integer number (26108460).

Almost surely, 2^405132104 is an apocalyptic number.

It is an amenable number.

405132104 is an abundant number, since it is smaller than the sum of its proper divisors (430338616).

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

405132104 is a wasteful number, since it uses less digits than its factorization.

405132104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82949 (or 82945 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 405132104 is about 20127.8936801644. The cubic root of 405132104 is about 739.9440571296.

Adding to 405132104 its reverse (401231504), we get a palindrome (806363608).

The spelling of 405132104 in words is "four hundred five million, one hundred thirty-two thousand, one hundred four".