3440254042 has 4 divisors (see below), whose sum is σ = 5160381066. Its totient is φ = 1720127020.

The previous prime is 3440253979. The next prime is 3440254067. The reversal of 3440254042 is 2404520443.

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., 2743769161 + 696484881 = 52381^2 + 26391^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3440254042.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 860063509 + ... + 860063512.

Almost surely, 2^3440254042 is an apocalyptic number.

3440254042 is a deficient number, since it is larger than the sum of its proper divisors (1720127024).

3440254042 is a wasteful number, since it uses less digits than its factorization.

3440254042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720127023.

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 3440254042 is about 58653.6788445533. The cubic root of 3440254042 is about 1509.6056221939.

Adding to 3440254042 its reverse (2404520443), we get a palindrome (5844774485).

The spelling of 3440254042 in words is "three billion, four hundred forty million, two hundred fifty-four thousand, forty-two".