3470242 has 4 divisors (see below), whose sum is σ = 5205366. Its totient is φ = 1735120.

The previous prime is 3470239. The next prime is 3470249. The reversal of 3470242 is 2420743.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2420743 = 13 ⋅186211.

It can be written as a sum of positive squares in only one way, i.e., 2531281 + 938961 = 1591^2 + 969^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3470249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 867559 + ... + 867562.

Almost surely, 2^3470242 is an apocalyptic number.

3470242 is a deficient number, since it is larger than the sum of its proper divisors (1735124).

3470242 is a wasteful number, since it uses less digits than its factorization.

3470242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1735123.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 3470242 is about 1862.8585560906. The cubic root of 3470242 is about 151.3979241746.

Adding to 3470242 its reverse (2420743), we get a palindrome (5890985).

The spelling of 3470242 in words is "three million, four hundred seventy thousand, two hundred forty-two".