34223620 has 12 divisors (see below), whose sum is σ = 71869644. Its totient is φ = 13689440.

The previous prime is 34223603. The next prime is 34223647. The reversal of 34223620 is 2632243.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10252804 + 23970816 = 3202^2 + 4896^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34223591 and 34223600.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 855571 + ... + 855610.

It is an arithmetic number, because the mean of its divisors is an integer number (5989137).

Almost surely, 2^34223620 is an apocalyptic number.

It is an amenable number.

34223620 is an abundant number, since it is smaller than the sum of its proper divisors (37646024).

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

34223620 is a wasteful number, since it uses less digits than its factorization.

34223620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1711190 (or 1711188 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 34223620 is about 5850.0957257125. The cubic root of 34223620 is about 324.6698659478.

Adding to 34223620 its reverse (2632243), we get a palindrome (36855863).

It can be divided in two parts, 34223 and 620, that added together give a palindrome (34843).

The spelling of 34223620 in words is "thirty-four million, two hundred twenty-three thousand, six hundred twenty".