3042540138 has 32 divisors (see below), whose sum is σ = 6731776512. Its totient is φ = 908994800.

The previous prime is 3042540131. The next prime is 3042540169. The reversal of 3042540138 is 8310452403.

It is not an unprimeable number, because it can be changed into a prime (3042540131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 319956 + ... + 329327.

It is an arithmetic number, because the mean of its divisors is an integer number (210368016).

Almost surely, 2^3042540138 is an apocalyptic number.

3042540138 is an abundant number, since it is smaller than the sum of its proper divisors (3689236374).

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

3042540138 is a wasteful number, since it uses less digits than its factorization.

3042540138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649370.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 3042540138 is about 55159.2253208835. The cubic root of 3042540138 is about 1449.0346548034.

The spelling of 3042540138 in words is "three billion, forty-two million, five hundred forty thousand, one hundred thirty-eight".