993411 has 8 divisors (see below), whose sum is σ = 1471760. Its totient is φ = 662256.

The previous prime is 993407. The next prime is 993431. The reversal of 993411 is 114399.

It is not a de Polignac number, because 993411 - 2² = 993407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 36793 = 993411 / (9 + 9 + 3 + 4 + 1 + 1).

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 993411.

It is not an unprimeable number, because it can be changed into a prime (993401) 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, 18370 + ... + 18423.

It is an arithmetic number, because the mean of its divisors is an integer number (183970).

2⁹⁹³⁴¹¹ is an apocalyptic number.

993411 is a deficient number, since it is larger than the sum of its proper divisors (478349).

993411 is a wasteful number, since it uses less digits than its factorization.

993411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36802 (or 36796 counting only the distinct ones).

The product of its digits is 972, while the sum is 27.

The square root of 993411 is about 996.7000551821. The cubic root of 993411 is about 99.7798825051.

The spelling of 993411 in words is "nine hundred ninety-three thousand, four hundred eleven".