3641608 has 8 divisors (see below), whose sum is σ = 6828030. Its totient is φ = 1820800.

The previous prime is 3641593. The next prime is 3641609. The reversal of 3641608 is 8061463.

It can be written as a sum of positive squares in only one way, i.e., 3602404 + 39204 = 1898^2 + 198^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3641608² = 26522617651328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3641609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227593 + ... + 227608.

Almost surely, 2^3641608 is an apocalyptic number.

It is an amenable number.

3641608 is a deficient number, since it is larger than the sum of its proper divisors (3186422).

3641608 is a wasteful number, since it uses less digits than its factorization.

3641608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455207 (or 455203 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 3641608 is about 1908.2997668081. The cubic root of 3641608 is about 153.8500817971.

The spelling of 3641608 in words is "three million, six hundred forty-one thousand, six hundred eight".