34220525 has 12 divisors (see below), whose sum is σ = 42598464. Its totient is φ = 27270000.

The previous prime is 34220521. The next prime is 34220567. The reversal of 34220525 is 52502243.

It is not a de Polignac number, because 34220525 - 2² = 34220521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34220525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34220521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4250 + ... + 9300.

It is an arithmetic number, because the mean of its divisors is an integer number (3549872).

Almost surely, 2^34220525 is an apocalyptic number.

It is an amenable number.

34220525 is a deficient number, since it is larger than the sum of its proper divisors (8377939).

34220525 is a wasteful number, since it uses less digits than its factorization.

34220525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5332 (or 5327 counting only the distinct ones).

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

The square root of 34220525 is about 5849.8311941457. The cubic root of 34220525 is about 324.6600785210.

Adding to 34220525 its reverse (52502243), we get a palindrome (86722768).

The spelling of 34220525 in words is "thirty-four million, two hundred twenty thousand, five hundred twenty-five".