406803132 has 36 divisors (see below), whose sum is σ = 1088798256. Its totient is φ = 127624320.

The previous prime is 406803127. The next prime is 406803181. The reversal of 406803132 is 231308604.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 406803096 and 406803105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 331744 + ... + 332967.

It is an arithmetic number, because the mean of its divisors is an integer number (30244396).

Almost surely, 2^406803132 is an apocalyptic number.

It is an amenable number.

406803132 is an abundant number, since it is smaller than the sum of its proper divisors (681995124).

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

406803132 is a wasteful number, since it uses less digits than its factorization.

406803132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664738 (or 664733 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 406803132 is about 20169.3612194338. The cubic root of 406803132 is about 740.9599982777.

The spelling of 406803132 in words is "four hundred six million, eight hundred three thousand, one hundred thirty-two".