344304432 has 100 divisors (see below), whose sum is σ = 1003767600. Its totient is φ = 113933952.

The previous prime is 344304407. The next prime is 344304439. The reversal of 344304432 is 234403443.

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

It is a junction number, because it is equal to n+sod(n) for n = 344304396 and 344304405.

It is not an unprimeable number, because it can be changed into a prime (344304439) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 192213 + ... + 193995.

It is an arithmetic number, because the mean of its divisors is an integer number (10037676).

Almost surely, 2^344304432 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 344304432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (501883800).

344304432 is an abundant number, since it is smaller than the sum of its proper divisors (659463168).

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

344304432 is a wasteful number, since it uses less digits than its factorization.

344304432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952 (or 1937 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 344304432 is about 18555.4421127603. The cubic root of 344304432 is about 700.8862461878.

Adding to 344304432 its reverse (234403443), we get a palindrome (578707875).

The spelling of 344304432 in words is "three hundred forty-four million, three hundred four thousand, four hundred thirty-two".