410842 has 4 divisors (see below), whose sum is σ = 616266. Its totient is φ = 205420.

The previous prime is 410833. The next prime is 410857. The reversal of 410842 is 248014.

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

It can be written as a sum of positive squares in only one way, i.e., 281961 + 128881 = 531^2 + 359^2 .

It is a super-2 number, since 2×410842² = 337582297928, which contains 22 as substring.

It is an Ulam number.

It is an unprimeable number.

410842 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102709 + ... + 102712.

2⁴¹⁰⁸⁴² is an apocalyptic number.

410842 is a deficient number, since it is larger than the sum of its proper divisors (205424).

410842 is a wasteful number, since it uses less digits than its factorization.

410842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205423.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 410842 is about 640.9695780612. The cubic root of 410842 is about 74.3404087902.

Adding to 410842 its reverse (248014), we get a palindrome (658856).

The spelling of 410842 in words is "four hundred ten thousand, eight hundred forty-two".