3648115 has 16 divisors (see below), whose sum is σ = 4681152. Its totient is φ = 2719744.

The previous prime is 3648107. The next prime is 3648131. The reversal of 3648115 is 5118463.

3648115 is nontrivially palindromic in base 16.

It is a cyclic number.

It is not a de Polignac number, because 3648115 - 2³ = 3648107 is a prime.

It is an Ulam number.

It is a Duffinian number.

3648115 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14067 + ... + 14323.

It is an arithmetic number, because the mean of its divisors is an integer number (292572).

Almost surely, 2^3648115 is an apocalyptic number.

3648115 is a deficient number, since it is larger than the sum of its proper divisors (1033037).

3648115 is a wasteful number, since it uses less digits than its factorization.

3648115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446.

The product of its digits is 2880, while the sum is 28.

The square root of 3648115 is about 1910.0039266975. The cubic root of 3648115 is about 153.9416628424.

It can be divided in two parts, 364811 and 5, that added together give a square (364816 = 604²).

The spelling of 3648115 in words is "three million, six hundred forty-eight thousand, one hundred fifteen".