404620132 has 12 divisors (see below), whose sum is σ = 809240320. Its totient is φ = 173408616.

The previous prime is 404620127. The next prime is 404620157. The reversal of 404620132 is 231026404.

It is a happy number.

404620132 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7225332 + ... + 7225387.

Almost surely, 2^404620132 is an apocalyptic number.

It is an amenable number.

404620132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

404620132 is a wasteful number, since it uses less digits than its factorization.

404620132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14450730 (or 14450728 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 404620132 is about 20115.1716870625. The cubic root of 404620132 is about 739.6322326445.

Adding to 404620132 its reverse (231026404), we get a palindrome (635646536).

The spelling of 404620132 in words is "four hundred four million, six hundred twenty thousand, one hundred thirty-two".