412668 has 24 divisors (see below), whose sum is σ = 1070160. Its totient is φ = 137520.

The previous prime is 412667. The next prime is 412717. The reversal of 412668 is 866214.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412663) 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, 1803 + ... + 2018.

It is an arithmetic number, because the mean of its divisors is an integer number (44590).

2⁴¹²⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

412668 is an abundant number, since it is smaller than the sum of its proper divisors (657492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

412668 is a wasteful number, since it uses less digits than its factorization.

412668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3834 (or 3826 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 412668 is about 642.3924034420. The cubic root of 412668 is about 74.4503821077.

The spelling of 412668 in words is "four hundred twelve thousand, six hundred sixty-eight".