35640325 has 12 divisors (see below), whose sum is σ = 50507680. Its totient is φ = 24438960.

The previous prime is 35640323. The next prime is 35640329. The reversal of 35640325 is 52304653.

It is not a de Polignac number, because 35640325 - 2¹ = 35640323 is a prime.

It is a super-2 number, since 2×35640325² = 2540465532211250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 35640293 and 35640302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35640323) 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, 101655 + ... + 102004.

Almost surely, 2^35640325 is an apocalyptic number.

35640325 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

35640325 is a deficient number, since it is larger than the sum of its proper divisors (14867355).

35640325 is a wasteful number, since it uses less digits than its factorization.

35640325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203676 (or 203671 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 35640325 is about 5969.9518423518. The cubic root of 35640325 is about 329.0893934584.

Adding to 35640325 its reverse (52304653), we get a palindrome (87944978).

The spelling of 35640325 in words is "thirty-five million, six hundred forty thousand, three hundred twenty-five".