3502641 has 4 divisors (see below), whose sum is σ = 4670192. Its totient is φ = 2335092.

The previous prime is 3502633. The next prime is 3502657. The reversal of 3502641 is 1462053.

It is a happy number.

3502641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3502641 - 2³ = 3502633 is a prime.

It is a D-number.

It is a Duffinian number.

3502641 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3502621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 583771 + ... + 583776.

It is an arithmetic number, because the mean of its divisors is an integer number (1167548).

Almost surely, 2^3502641 is an apocalyptic number.

It is an amenable number.

3502641 is a deficient number, since it is larger than the sum of its proper divisors (1167551).

3502641 is a wasteful number, since it uses less digits than its factorization.

3502641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167550.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 3502641 is about 1871.5343972260. The cubic root of 3502641 is about 151.8676277137.

Adding to 3502641 its reverse (1462053), we get a palindrome (4964694).

The spelling of 3502641 in words is "three million, five hundred two thousand, six hundred forty-one".