413987 has 4 divisors (see below), whose sum is σ = 473136. Its totient is φ = 354840.

The previous prime is 413981. The next prime is 414013. The reversal of 413987 is 789314.

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

It is a cyclic number.

It is not a de Polignac number, because 413987 - 2⁶ = 413923 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 413987.

It is not an unprimeable number, because it can be changed into a prime (413981) 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, 29564 + ... + 29577.

It is an arithmetic number, because the mean of its divisors is an integer number (118284).

2⁴¹³⁹⁸⁷ is an apocalyptic number.

413987 is a deficient number, since it is larger than the sum of its proper divisors (59149).

413987 is an equidigital number, since it uses as much as digits as its factorization.

413987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59148.

The product of its digits is 6048, while the sum is 32.

The square root of 413987 is about 643.4182154711. The cubic root of 413987 is about 74.5296190202.

The spelling of 413987 in words is "four hundred thirteen thousand, nine hundred eighty-seven".