404132412 has 24 divisors (see below), whose sum is σ = 945051856. Its totient is φ = 134414208.

The previous prime is 404132387. The next prime is 404132437. The reversal of 404132412 is 214231404.

It is an interprime number because it is at equal distance from previous prime (404132387) and next prime (404132437).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31363 + ... + 42330.

Almost surely, 2^404132412 is an apocalyptic number.

It is an amenable number.

404132412 is an abundant number, since it is smaller than the sum of its proper divisors (540919444).

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

404132412 is a wasteful number, since it uses less digits than its factorization.

404132412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74157 (or 74155 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 404132412 is about 20103.0448440031. The cubic root of 404132412 is about 739.3349344785.

Adding to 404132412 its reverse (214231404), we get a palindrome (618363816).

The spelling of 404132412 in words is "four hundred four million, one hundred thirty-two thousand, four hundred twelve".