34252520 has 64 divisors (see below), whose sum is σ = 83082240. Its totient is φ = 12672000.

The previous prime is 34252511. The next prime is 34252541. The reversal of 34252520 is 2525243.

It is a Harshad number since it is a multiple of its sum of digits (23).

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, 27920 + ... + 29120.

It is an arithmetic number, because the mean of its divisors is an integer number (1298160).

Almost surely, 2^34252520 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 34252520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41541120).

34252520 is an abundant number, since it is smaller than the sum of its proper divisors (48829720).

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

34252520 is a wasteful number, since it uses less digits than its factorization.

34252520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266 (or 1262 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 34252520 is about 5852.5652495295. The cubic root of 34252520 is about 324.7612289619.

Adding to 34252520 its reverse (2525243), we get a palindrome (36777763).

The spelling of 34252520 in words is "thirty-four million, two hundred fifty-two thousand, five hundred twenty".