4040240004 has 36 divisors (see below), whose sum is σ = 10215319296. Its totient is φ = 1346418288.

The previous prime is 4040240003. The next prime is 4040240051. The reversal of 4040240004 is 4000420404.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (4040240003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169657 + ... + 191999.

Almost surely, 2^4040240004 is an apocalyptic number.

It is an amenable number.

4040240004 is an abundant number, since it is smaller than the sum of its proper divisors (6175079292).

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

4040240004 is a wasteful number, since it uses less digits than its factorization.

4040240004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27376 (or 27371 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 4040240004 is about 63562.8822820363. The cubic root of 4040240004 is about 1592.7063863748.

Adding to 4040240004 its reverse (4000420404), we get a palindrome (8040660408).

The spelling of 4040240004 in words is "four billion, forty million, two hundred forty thousand, four".