413691 has 8 divisors (see below), whose sum is σ = 559440. Its totient is φ = 271872.

The previous prime is 413689. The next prime is 413711. The reversal of 413691 is 196314.

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

It is not a de Polignac number, because 413691 - 2¹ = 413689 is a prime.

It is a super-2 number, since 2×413691² = 342280486962, which contains 22 as substring.

It is an Ulam number.

It is a nialpdrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 413691.

It is not an unprimeable number, because it can be changed into a prime (413681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 726 + ... + 1163.

It is an arithmetic number, because the mean of its divisors is an integer number (69930).

2⁴¹³⁶⁹¹ is an apocalyptic number.

413691 is a deficient number, since it is larger than the sum of its proper divisors (145749).

413691 is a wasteful number, since it uses less digits than its factorization.

413691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1965.

The product of its digits is 648, while the sum is 24.

The square root of 413691 is about 643.1881528760. The cubic root of 413691 is about 74.5118519348.

It can be divided in two parts, 4 and 13691, that added together give a triangular number (13695 = T₁₆₅).

The spelling of 413691 in words is "four hundred thirteen thousand, six hundred ninety-one".