4344138 has 16 divisors (see below), whose sum is σ = 9653760. Its totient is φ = 1448028.

The previous prime is 4344121. The next prime is 4344139. The reversal of 4344138 is 8314434.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4344139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40170 + ... + 40277.

It is an arithmetic number, because the mean of its divisors is an integer number (603360).

Almost surely, 2^4344138 is an apocalyptic number.

4344138 is an abundant number, since it is smaller than the sum of its proper divisors (5309622).

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

4344138 is a wasteful number, since it uses less digits than its factorization.

4344138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80458 (or 80452 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 4344138 is about 2084.2595807624. The cubic root of 4344138 is about 163.1678299480.

The spelling of 4344138 in words is "four million, three hundred forty-four thousand, one hundred thirty-eight".