4407042136 has 128 divisors (see below), whose sum is σ = 9922176000. Its totient is φ = 1796175360.

The previous prime is 4407042131. The next prime is 4407042137. The reversal of 4407042136 is 6312407044.

It is a junction number, because it is equal to n+sod(n) for n = 4407042098 and 4407042107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4407042131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25474146 + ... + 25474318.

It is an arithmetic number, because the mean of its divisors is an integer number (77517000).

Almost surely, 2^4407042136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4407042136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4961088000).

4407042136 is an abundant number, since it is smaller than the sum of its proper divisors (5515133864).

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

4407042136 is a wasteful number, since it uses less digits than its factorization.

4407042136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449 (or 445 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 4407042136 is about 66385.5566821579. The cubic root of 4407042136 is about 1639.5162830807.

The spelling of 4407042136 in words is "four billion, four hundred seven million, forty-two thousand, one hundred thirty-six".