34321456 has 40 divisors (see below), whose sum is σ = 72137744. Its totient is φ = 15724800.

The previous prime is 34321403. The next prime is 34321457. The reversal of 34321456 is 65412343.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (34321457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32131 + ... + 33181.

Almost surely, 2^34321456 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 34321456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36068872).

34321456 is an abundant number, since it is smaller than the sum of its proper divisors (37816288).

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

34321456 is a wasteful number, since it uses less digits than its factorization.

34321456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229 (or 1223 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 34321456 is about 5858.4516725838. The cubic root of 34321456 is about 324.9789524831.

Adding to 34321456 its reverse (65412343), we get a palindrome (99733799).

The spelling of 34321456 in words is "thirty-four million, three hundred twenty-one thousand, four hundred fifty-six".