3641504 has 12 divisors (see below), whose sum is σ = 7169274. Its totient is φ = 1820736.

The previous prime is 3641489. The next prime is 3641507. The reversal of 3641504 is 4051463.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3429904 + 211600 = 1852^2 + 460^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3641504.

It is not an unprimeable number, because it can be changed into a prime (3641507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56867 + ... + 56930.

Almost surely, 2^3641504 is an apocalyptic number.

It is an amenable number.

3641504 is a deficient number, since it is larger than the sum of its proper divisors (3527770).

3641504 is a wasteful number, since it uses less digits than its factorization.

3641504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113807 (or 113799 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3641504 is about 1908.2725172260. The cubic root of 3641504 is about 153.8486171913.

Adding to 3641504 its reverse (4051463), we get a palindrome (7692967).

The spelling of 3641504 in words is "three million, six hundred forty-one thousand, five hundred four".