413302381 has 4 divisors (see below), whose sum is σ = 414606492. Its totient is φ = 411998272.

The previous prime is 413302367. The next prime is 413302391. The reversal of 413302381 is 183203314.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 79655625 + 333646756 = 8925^2 + 18266^2 .

It is a cyclic number.

It is not a de Polignac number, because 413302381 - 2⁹ = 413301869 is a prime.

It is a super-2 number, since 2×413302381² = 341637716280538322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (413302301) 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, 651580 + ... + 652213.

It is an arithmetic number, because the mean of its divisors is an integer number (103651623).

Almost surely, 2^413302381 is an apocalyptic number.

It is an amenable number.

413302381 is a deficient number, since it is larger than the sum of its proper divisors (1304111).

413302381 is a wasteful number, since it uses less digits than its factorization.

413302381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304110.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 413302381 is about 20329.8396698056. The cubic root of 413302381 is about 744.8851262006.

Adding to 413302381 its reverse (183203314), we get a palindrome (596505695).

The spelling of 413302381 in words is "four hundred thirteen million, three hundred two thousand, three hundred eighty-one".