34421112 has 120 divisors (see below), whose sum is σ = 106213800. Its totient is φ = 10406880.

The previous prime is 34421111. The next prime is 34421119. The reversal of 34421112 is 21112443.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34421111) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 78189 + ... + 78627.

It is an arithmetic number, because the mean of its divisors is an integer number (885115).

Almost surely, 2^34421112 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 34421112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53106900).

34421112 is an abundant number, since it is smaller than the sum of its proper divisors (71792688).

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

34421112 is a wasteful number, since it uses less digits than its factorization.

34421112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479 (or 455 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 34421112 is about 5866.9508264515. The cubic root of 34421112 is about 325.2931855337.

Adding to 34421112 its reverse (21112443), we get a palindrome (55533555).

It can be divided in two parts, 3442 and 1112, that added together give a palindrome (4554).

The spelling of 34421112 in words is "thirty-four million, four hundred twenty-one thousand, one hundred twelve".