34521625 has 8 divisors (see below), whose sum is σ = 43083144. Its totient is φ = 27617200.

The previous prime is 34521593. The next prime is 34521649. The reversal of 34521625 is 52612543.

It can be written as a sum of positive squares in 4 ways, for example, as 1032256 + 33489369 = 1016^2 + 5787^2 .

It is not a de Polignac number, because 34521625 - 2⁵ = 34521593 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34521593 and 34521602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137962 + ... + 138211.

It is an arithmetic number, because the mean of its divisors is an integer number (5385393).

Almost surely, 2^34521625 is an apocalyptic number.

It is an amenable number.

34521625 is a deficient number, since it is larger than the sum of its proper divisors (8561519).

34521625 is an equidigital number, since it uses as much as digits as its factorization.

34521625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276188 (or 276178 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 34521625 is about 5875.5106161082. The cubic root of 34521625 is about 325.6095070994.

The spelling of 34521625 in words is "thirty-four million, five hundred twenty-one thousand, six hundred twenty-five".