344432634 has 64 divisors (see below), whose sum is σ = 851122944. Its totient is φ = 90487296.

The previous prime is 344432629. The next prime is 344432639. The reversal of 344432634 is 436234443.

It is an interprime number because it is at equal distance from previous prime (344432629) and next prime (344432639).

It is a junction number, because it is equal to n+sod(n) for n = 344432595 and 344432604.

It is not an unprimeable number, because it can be changed into a prime (344432639) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158902 + ... + 161054.

It is an arithmetic number, because the mean of its divisors is an integer number (13298796).

Almost surely, 2^344432634 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 344432634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (425561472).

344432634 is an abundant number, since it is smaller than the sum of its proper divisors (506690310).

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

344432634 is a wasteful number, since it uses less digits than its factorization.

344432634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2471.

The product of its digits is 82944, while the sum is 33.

The square root of 344432634 is about 18558.8963572730. The cubic root of 344432634 is about 700.9732272235.

The spelling of 344432634 in words is "three hundred forty-four million, four hundred thirty-two thousand, six hundred thirty-four".