3340042 has 8 divisors (see below), whose sum is σ = 5078916.
Its totient is φ = 1647072.
The previous prime is 3340039. The next prime is 3340061. The reversal of 3340042 is 2400433.
It can be written as a sum of positive squares in 2 ways, for example, as 3129361 + 210681 = 1769^2 + 459^2
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×33400422 = 22311761123528, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3339998 and 3340025.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11293 + ... + 11584.
Almost surely, 23340042 is an apocalyptic number.
3340042 is a deficient number, since it is larger than the sum of its proper divisors (1738874).
3340042 is a wasteful number, since it uses less digits than its factorization.
3340042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22952.
The product of its (nonzero) digits is 288, while the sum is 16.
The square root of 3340042 is about 1827.5781789023.
The cubic root of 3340042 is about 149.4803052321.
Adding to 3340042 its reverse (2400433), we get a palindrome (5740475).
The spelling of 3340042 in words is "three million, three hundred forty thousand, forty-two".