409395396 has 12 divisors (see below), whose sum is σ = 955255952. Its totient is φ = 136465128.

The previous prime is 409395379. The next prime is 409395397. The reversal of 409395396 is 693593904.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (409395397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17058130 + ... + 17058153.

Almost surely, 2^409395396 is an apocalyptic number.

It is an amenable number.

409395396 is an abundant number, since it is smaller than the sum of its proper divisors (545860556).

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

409395396 is a wasteful number, since it uses less digits than its factorization.

409395396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34116290 (or 34116288 counting only the distinct ones).

The product of its (nonzero) digits is 787320, while the sum is 48.

The square root of 409395396 is about 20233.5215916558. The cubic root of 409395396 is about 742.5305355375.

The spelling of 409395396 in words is "four hundred nine million, three hundred ninety-five thousand, three hundred ninety-six".