413664391 has 4 divisors (see below), whose sum is σ = 472759312. Its totient is φ = 354569472.

The previous prime is 413664359. The next prime is 413664401. The reversal of 413664391 is 193466314.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 193466314 = 2 ⋅96733157.

It is a cyclic number.

It is not a de Polignac number, because 413664391 - 2⁵ = 413664359 is a prime.

It is a super-3 number, since 3×413664391³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 413664391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (413664301) 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, 29547450 + ... + 29547463.

It is an arithmetic number, because the mean of its divisors is an integer number (118189828).

Almost surely, 2^413664391 is an apocalyptic number.

413664391 is a deficient number, since it is larger than the sum of its proper divisors (59094921).

413664391 is an equidigital number, since it uses as much as digits as its factorization.

413664391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59094920.

The product of its digits is 46656, while the sum is 37.

The square root of 413664391 is about 20338.7411360684. The cubic root of 413664391 is about 745.1025434275.

The spelling of 413664391 in words is "four hundred thirteen million, six hundred sixty-four thousand, three hundred ninety-one".