3042340140 has 48 divisors (see below), whose sum is σ = 9735489792. Its totient is φ = 695391936.

The previous prime is 3042340117. The next prime is 3042340141. The reversal of 3042340140 is 410432403.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (3042340141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3621414 + ... + 3622253.

It is an arithmetic number, because the mean of its divisors is an integer number (202822704).

Almost surely, 2^3042340140 is an apocalyptic number.

3042340140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3042340140 is an abundant number, since it is smaller than the sum of its proper divisors (6693149652).

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

3042340140 is a wasteful number, since it uses less digits than its factorization.

3042340140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7243686 (or 7243684 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 3042340140 is about 55157.4123758539. The cubic root of 3042340140 is about 1449.0029038793.

Adding to 3042340140 its reverse (410432403), we get a palindrome (3452772543).

The spelling of 3042340140 in words is "three billion, forty-two million, three hundred forty thousand, one hundred forty".