35645625 has 30 divisors (see below), whose sum is σ = 64349714. Its totient is φ = 19008000.

The previous prime is 35645593. The next prime is 35645633. The reversal of 35645625 is 52654653.

It is a happy number.

35645625 is a `hidden beast` number, since 3 + 5 + 645 + 6 + 2 + 5 = 666.

It can be written as a sum of positive squares in 5 ways, for example, as 16670889 + 18974736 = 4083^2 + 4356^2 .

It is not a de Polignac number, because 35645625 - 2⁵ = 35645593 is a prime.

It is a super-2 number, since 2×35645625² = 2541221163281250, which contains 22 as substring.

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 35645625.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 2457 + ... + 8793.

Almost surely, 2^35645625 is an apocalyptic number.

It is an amenable number.

35645625 is a deficient number, since it is larger than the sum of its proper divisors (28704089).

35645625 is an equidigital number, since it uses as much as digits as its factorization.

35645625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6363 (or 6345 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 35645625 is about 5970.3957155284. The cubic root of 35645625 is about 329.1057053872.

Subtracting 35645625 from its reverse (52654653), we obtain a triangular number (17009028 = T₅₈₃₂).

The spelling of 35645625 in words is "thirty-five million, six hundred forty-five thousand, six hundred twenty-five".