413261565 has 16 divisors (see below), whose sum is σ = 669187008. Its totient is φ = 217750016.

The previous prime is 413261549. The next prime is 413261567. The reversal of 413261565 is 565162314.

It is a cyclic number.

It is not a de Polignac number, because 413261565 - 2⁴ = 413261549 is a prime.

It is a super-2 number, since 2×413261565² = 341570242212498450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (413261567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164724 + ... + 167213.

It is an arithmetic number, because the mean of its divisors is an integer number (41824188).

Almost surely, 2^413261565 is an apocalyptic number.

It is an amenable number.

413261565 is a deficient number, since it is larger than the sum of its proper divisors (255925443).

413261565 is a wasteful number, since it uses less digits than its factorization.

413261565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332028.

The product of its digits is 21600, while the sum is 33.

The square root of 413261565 is about 20328.8358004092. The cubic root of 413261565 is about 744.8606048222.

The spelling of 413261565 in words is "four hundred thirteen million, two hundred sixty-one thousand, five hundred sixty-five".