3042040340 has 12 divisors (see below), whose sum is σ = 6388284756. Its totient is φ = 1216816128.

The previous prime is 3042040303. The next prime is 3042040357. The reversal of 3042040340 is 430402403.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 912402436 + 2129637904 = 30206^2 + 46148^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 152102017 = 3042040340 / (3 + 0 + 4 + 2 + 0 + 4 + 0 + 3 + 4 + 0).

It is a congruent number.

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, 76050989 + ... + 76051028.

It is an arithmetic number, because the mean of its divisors is an integer number (532357063).

Almost surely, 2^3042040340 is an apocalyptic number.

It is an amenable number.

3042040340 is an abundant number, since it is smaller than the sum of its proper divisors (3346244416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3042040340 is a wasteful number, since it uses less digits than its factorization.

3042040340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152102026 (or 152102024 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 3042040340 is about 55154.6946324608. The cubic root of 3042040340 is about 1448.9553061616.

Adding to 3042040340 its reverse (430402403), we get a palindrome (3472442743).

The spelling of 3042040340 in words is "three billion, forty-two million, forty thousand, three hundred forty".