344222538 has 32 divisors (see below), whose sum is σ = 752371200. Its totient is φ = 104123760.

The previous prime is 344222533. The next prime is 344222569. The reversal of 344222538 is 835222443.

It is a super-2 number, since 2×344222538² = 236978311334322888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 344222499 and 344222508.

It is not an unprimeable number, because it can be changed into a prime (344222533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35181 + ... + 43887.

It is an arithmetic number, because the mean of its divisors is an integer number (23511600).

Almost surely, 2^344222538 is an apocalyptic number.

344222538 is an abundant number, since it is smaller than the sum of its proper divisors (408148662).

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

344222538 is a wasteful number, since it uses less digits than its factorization.

344222538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9322.

The product of its digits is 46080, while the sum is 33.

The square root of 344222538 is about 18553.2352434825. The cubic root of 344222538 is about 700.8306723755.

The spelling of 344222538 in words is "three hundred forty-four million, two hundred twenty-two thousand, five hundred thirty-eight".