4340242 has 4 divisors (see below), whose sum is σ = 6510366. Its totient is φ = 2170120.

The previous prime is 4340239. The next prime is 4340251. The reversal of 4340242 is 2420434.

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., 3916441 + 423801 = 1979^2 + 651^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1085059 + ... + 1085062.

Almost surely, 2^4340242 is an apocalyptic number.

4340242 is a deficient number, since it is larger than the sum of its proper divisors (2170124).

4340242 is a wasteful number, since it uses less digits than its factorization.

4340242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2170123.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 4340242 is about 2083.3247466490. The cubic root of 4340242 is about 163.1190368386.

Adding to 4340242 its reverse (2420434), we get a palindrome (6760676).

The spelling of 4340242 in words is "four million, three hundred forty thousand, two hundred forty-two".