3003642 has 20 divisors (see below), whose sum is σ = 6730746. Its totient is φ = 1001160.

The previous prime is 3003641. The next prime is 3003643. The reversal of 3003642 is 2463003.

3003642 is a `hidden beast` number, since 300 + 364 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (3003641) and next prime (3003643).

It can be written as a sum of positive squares in only one way, i.e., 2595321 + 408321 = 1611^2 + 639^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (3003641) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9109 + ... + 9432.

Almost surely, 2^3003642 is an apocalyptic number.

3003642 is an abundant number, since it is smaller than the sum of its proper divisors (3727104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3003642 is a wasteful number, since it uses less digits than its factorization.

3003642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18555 (or 18546 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 3003642 is about 1733.1018435164. The cubic root of 3003642 is about 144.2832964617.

Adding to 3003642 its reverse (2463003), we get a palindrome (5466645).

The spelling of 3003642 in words is "three million, three thousand, six hundred forty-two".