34226720 has 48 divisors (see below), whose sum is σ = 88216128. Its totient is φ = 12445440.

The previous prime is 34226719. The next prime is 34226723. The reversal of 34226720 is 2762243.

It is a self number, because there is not a number n which added to its sum of digits gives 34226720.

It is not an unprimeable number, because it can be changed into a prime (34226723) 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, 7964 + ... + 11483.

It is an arithmetic number, because the mean of its divisors is an integer number (1837836).

Almost surely, 2^34226720 is an apocalyptic number.

It is an amenable number.

34226720 is an abundant number, since it is smaller than the sum of its proper divisors (53989408).

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

34226720 is a wasteful number, since it uses less digits than its factorization.

34226720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19473 (or 19465 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 34226720 is about 5850.3606726423. The cubic root of 34226720 is about 324.6796685948.

Adding to 34226720 its reverse (2762243), we get a palindrome (36988963).

The spelling of 34226720 in words is "thirty-four million, two hundred twenty-six thousand, seven hundred twenty".