406600100 has 36 divisors (see below), whose sum is σ = 898981524. Its totient is φ = 159569280.

The previous prime is 406600099. The next prime is 406600109. The reversal of 406600100 is 1006604.

It can be written as a sum of positive squares in 6 ways, for example, as 6280036 + 400320064 = 2506^2 + 20008^2 .

It is not an unprimeable number, because it can be changed into a prime (406600109) 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, 33059 + ... + 43658.

It is an arithmetic number, because the mean of its divisors is an integer number (24971709).

Almost surely, 2^406600100 is an apocalyptic number.

It is an amenable number.

406600100 is an abundant number, since it is smaller than the sum of its proper divisors (492381424).

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

406600100 is a wasteful number, since it uses less digits than its factorization.

406600100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76784 (or 76777 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 406600100 is about 20164.3274125372. The cubic root of 406600100 is about 740.8367088100.

Adding to 406600100 its reverse (1006604), we get a palindrome (407606704).

The spelling of 406600100 in words is "four hundred six million, six hundred thousand, one hundred".