3645063 has 12 divisors (see below), whose sum is σ = 5494320. Its totient is φ = 2324256.

The previous prime is 3645053. The next prime is 3645071. The reversal of 3645063 is 3605463.

It is not a de Polignac number, because 3645063 - 2⁶ = 3644999 is a prime.

3645063 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3645013) 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, 8598 + ... + 9011.

It is an arithmetic number, because the mean of its divisors is an integer number (457860).

Almost surely, 2^3645063 is an apocalyptic number.

3645063 is a deficient number, since it is larger than the sum of its proper divisors (1849257).

3645063 is a wasteful number, since it uses less digits than its factorization.

3645063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17638 (or 17635 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 3645063 is about 1909.2048082906. The cubic root of 3645063 is about 153.8987218500.

The spelling of 3645063 in words is "three million, six hundred forty-five thousand, sixty-three".