344444534 has 32 divisors (see below), whose sum is σ = 623732736. Its totient is φ = 139527360.

The previous prime is 344444533. The next prime is 344444543. The reversal of 344444534 is 435444443.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 344444494 and 344444503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344444533) 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, 9434 + ... + 27890.

It is an arithmetic number, because the mean of its divisors is an integer number (19491648).

Almost surely, 2^344444534 is an apocalyptic number.

344444534 is a deficient number, since it is larger than the sum of its proper divisors (279288202).

344444534 is a wasteful number, since it uses less digits than its factorization.

344444534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18540.

The product of its digits is 184320, while the sum is 35.

The square root of 344444534 is about 18559.2169554645. The cubic root of 344444534 is about 700.9812999055.

Adding to 344444534 its reverse (435444443), we get a palindrome (779888977).

Subtracting 344444534 from its reverse (435444443), we obtain a palindrome (90999909).

The spelling of 344444534 in words is "three hundred forty-four million, four hundred forty-four thousand, five hundred thirty-four".