2007240138 has 24 divisors (see below), whose sum is σ = 4353027588. Its totient is φ = 668463552.

The previous prime is 2007240113. The next prime is 2007240143. The reversal of 2007240138 is 8310427002.

2007240138 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1920805929 + 86434209 = 43827^2 + 9297^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31081 + ... + 70572.

Almost surely, 2^2007240138 is an apocalyptic number.

2007240138 is an abundant number, since it is smaller than the sum of its proper divisors (2345787450).

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

2007240138 is a wasteful number, since it uses less digits than its factorization.

2007240138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102758 (or 102755 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 2007240138 is about 44802.2336273539. The cubic root of 2007240138 is about 1261.4395527163.

The spelling of 2007240138 in words is "two billion, seven million, two hundred forty thousand, one hundred thirty-eight".