413778531 has 8 divisors (see below), whose sum is σ = 551826000. Its totient is φ = 275791712.

The previous prime is 413778509. The next prime is 413778559. The reversal of 413778531 is 135877314.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 413778531 - 2⁵ = 413778499 is a prime.

It is a super-2 number, since 2×413778531² = 342425345433035922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 413778531.

It is not an unprimeable number, because it can be changed into a prime (413778031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4345 + ... + 29093.

It is an arithmetic number, because the mean of its divisors is an integer number (68978250).

Almost surely, 2^413778531 is an apocalyptic number.

413778531 is a deficient number, since it is larger than the sum of its proper divisors (138047469).

413778531 is a wasteful number, since it uses less digits than its factorization.

413778531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30325.

The product of its digits is 70560, while the sum is 39.

The square root of 413778531 is about 20341.5469175773. The cubic root of 413778531 is about 745.1710677234.

The spelling of 413778531 in words is "four hundred thirteen million, seven hundred seventy-eight thousand, five hundred thirty-one".