34522540 has 72 divisors (see below), whose sum is σ = 81941328. Its totient is φ = 12144000.

The previous prime is 34522511. The next prime is 34522559. The reversal of 34522540 is 4522543.

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, 137415 + ... + 137665.

It is an arithmetic number, because the mean of its divisors is an integer number (1138074).

Almost surely, 2^34522540 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 34522540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40970664).

34522540 is an abundant number, since it is smaller than the sum of its proper divisors (47418788).

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

34522540 is a wasteful number, since it uses less digits than its factorization.

34522540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 34522540 is about 5875.5884811651. The cubic root of 34522540 is about 325.6123838476.

The spelling of 34522540 in words is "thirty-four million, five hundred twenty-two thousand, five hundred forty".