34215426 has 96 divisors (see below), whose sum is σ = 90233280. Its totient is φ = 9580032.

The previous prime is 34215353. The next prime is 34215431. The reversal of 34215426 is 62451243.

It is a super-2 number, since 2×34215426² = 2341390752722952, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 34215426.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 177186 + ... + 177378.

It is an arithmetic number, because the mean of its divisors is an integer number (939930).

Almost surely, 2^34215426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34215426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45116640).

34215426 is an abundant number, since it is smaller than the sum of its proper divisors (56017854).

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

34215426 is a wasteful number, since it uses less digits than its factorization.

34215426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285 (or 272 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 34215426 is about 5849.3953533677. The cubic root of 34215426 is about 324.6439524877.

Adding to 34215426 its reverse (62451243), we get a palindrome (96666669).

The spelling of 34215426 in words is "thirty-four million, two hundred fifteen thousand, four hundred twenty-six".