34220016 has 80 divisors (see below), whose sum is σ = 99234720. Its totient is φ = 11289600.

The previous prime is 34220009. The next prime is 34220027. The reversal of 34220016 is 61002243.

It is a happy number.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a plaindrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48466 + ... + 49166.

It is an arithmetic number, because the mean of its divisors is an integer number (1240434).

Almost surely, 2^34220016 is an apocalyptic number.

34220016 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34220016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49617360).

34220016 is an abundant number, since it is smaller than the sum of its proper divisors (65014704).

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

34220016 is a wasteful number, since it uses less digits than its factorization.

34220016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831 (or 819 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 34220016 is about 5849.7876884550. The cubic root of 34220016 is about 324.6584688359.

Adding to 34220016 its reverse (61002243), we get a palindrome (95222259).

The spelling of 34220016 in words is "thirty-four million, two hundred twenty thousand, sixteen".