412687 has 4 divisors (see below), whose sum is σ = 450216. Its totient is φ = 375160.

The previous prime is 412667. The next prime is 412717. The reversal of 412687 is 786214.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-412687 is a prime.

It is a pancake number, because a pancake can be divided into 412687 parts by 908 straight cuts.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412627) 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, 18748 + ... + 18769.

It is an arithmetic number, because the mean of its divisors is an integer number (112554).

2⁴¹²⁶⁸⁷ is an apocalyptic number.

412687 is a deficient number, since it is larger than the sum of its proper divisors (37529).

412687 is a wasteful number, since it uses less digits than its factorization.

412687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37528.

The product of its digits is 2688, while the sum is 28.

The square root of 412687 is about 642.4071917406. The cubic root of 412687 is about 74.4515247014.

The spelling of 412687 in words is "four hundred twelve thousand, six hundred eighty-seven".