38226642252 has 96 divisors (see below), whose sum is σ = 97430667264. Its totient is φ = 11628724800.

The previous prime is 38226642239. The next prime is 38226642271. The reversal of 38226642252 is 25224662283.

It is a super-2 number, since 2×38226642252² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 576013 + ... + 638939.

It is an arithmetic number, because the mean of its divisors is an integer number (1014902784).

Almost surely, 2^38226642252 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 38226642252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48715333632).

38226642252 is an abundant number, since it is smaller than the sum of its proper divisors (59204025012).

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

38226642252 is a wasteful number, since it uses less digits than its factorization.

38226642252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63059 (or 63057 counting only the distinct ones).

The product of its digits is 552960, while the sum is 42.

The spelling of 38226642252 in words is "thirty-eight billion, two hundred twenty-six million, six hundred forty-two thousand, two hundred fifty-two".