3643534 has 16 divisors (see below), whose sum is σ = 5660928. Its totient is φ = 1757752.

The previous prime is 3643529. The next prime is 3643537. The reversal of 3643534 is 4353463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3643537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7569 + ... + 8035.

It is an arithmetic number, because the mean of its divisors is an integer number (353808).

Almost surely, 2^3643534 is an apocalyptic number.

3643534 is a deficient number, since it is larger than the sum of its proper divisors (2017394).

3643534 is a wasteful number, since it uses less digits than its factorization.

3643534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599.

The product of its digits is 12960, while the sum is 28.

The square root of 3643534 is about 1908.8043377989. The cubic root of 3643534 is about 153.8772001318.

Adding to 3643534 its reverse (4353463), we get a palindrome (7996997).

The spelling of 3643534 in words is "three million, six hundred forty-three thousand, five hundred thirty-four".