4425191238 has 64 divisors (see below), whose sum is σ = 10044437760. Its totient is φ = 1288441728.

The previous prime is 4425191207. The next prime is 4425191263. The reversal of 4425191238 is 8321915244.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 4425191196 and 4425191205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2552620 + ... + 2554352.

It is an arithmetic number, because the mean of its divisors is an integer number (156944340).

Almost surely, 2^4425191238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4425191238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5022218880).

4425191238 is an abundant number, since it is smaller than the sum of its proper divisors (5619246522).

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

4425191238 is a wasteful number, since it uses less digits than its factorization.

4425191238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3493.

The product of its digits is 69120, while the sum is 39.

The square root of 4425191238 is about 66522.1108955511. The cubic root of 4425191238 is about 1641.7638218892.

The spelling of 4425191238 in words is "four billion, four hundred twenty-five million, one hundred ninety-one thousand, two hundred thirty-eight".