34211604 has 72 divisors (see below), whose sum is σ = 94112928. Its totient is φ = 9643200.

The previous prime is 34211579. The next prime is 34211621. The reversal of 34211604 is 40611243.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48454 + ... + 49154.

It is an arithmetic number, because the mean of its divisors is an integer number (1307124).

Almost surely, 2^34211604 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 34211604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47056464).

34211604 is an abundant number, since it is smaller than the sum of its proper divisors (59901324).

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

34211604 is a wasteful number, since it uses less digits than its factorization.

34211604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805 (or 796 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 34211604 is about 5849.0686438099. The cubic root of 34211604 is about 324.6318640281.

Adding to 34211604 its reverse (40611243), we get a palindrome (74822847).

The spelling of 34211604 in words is "thirty-four million, two hundred eleven thousand, six hundred four".