662411 has 4 divisors (see below), whose sum is σ = 680352. Its totient is φ = 644472.

The previous prime is 662407. The next prime is 662443. The reversal of 662411 is 114266.

It is a happy number.

662411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 662411 - 2² = 662407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (662401) 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, 8915 + ... + 8988.

It is an arithmetic number, because the mean of its divisors is an integer number (170088).

2⁶⁶²⁴¹¹ is an apocalyptic number.

662411 is a deficient number, since it is larger than the sum of its proper divisors (17941).

662411 is a wasteful number, since it uses less digits than its factorization.

662411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17940.

The product of its digits is 288, while the sum is 20.

The square root of 662411 is about 813.8863557033. The cubic root of 662411 is about 87.1717661729.

Adding to 662411 its reverse (114266), we get a palindrome (776677).

The spelling of 662411 in words is "six hundred sixty-two thousand, four hundred eleven".