3648562 has 4 divisors (see below), whose sum is σ = 5472846. Its totient is φ = 1824280.

The previous prime is 3648553. The next prime is 3648581. The reversal of 3648562 is 2658463.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2893401 + 755161 = 1701^2 + 869^2 .

It is a d-powerful number, because it can be written as 3⁸ + 6² + 4⁵ + 8 + 5⁹ + 6⁸ + 2¹³ .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 912139 + ... + 912142.

Almost surely, 2^3648562 is an apocalyptic number.

3648562 is a deficient number, since it is larger than the sum of its proper divisors (1824284).

3648562 is a wasteful number, since it uses less digits than its factorization.

3648562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1824283.

The product of its digits is 34560, while the sum is 34.

The square root of 3648562 is about 1910.1209385795. The cubic root of 3648562 is about 153.9479500266.

Subtracting from 3648562 its reverse (2658463), we obtain a palindrome (990099).

The spelling of 3648562 in words is "three million, six hundred forty-eight thousand, five hundred sixty-two".