3503545 has 8 divisors (see below), whose sum is σ = 4245696. Its totient is φ = 2775216.

The previous prime is 3503531. The next prime is 3503557. The reversal of 3503545 is 5453053.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3503545 is a prime.

It is a Duffinian number.

3503545 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2887 + ... + 3916.

It is an arithmetic number, because the mean of its divisors is an integer number (530712).

Almost surely, 2^3503545 is an apocalyptic number.

It is an amenable number.

3503545 is a deficient number, since it is larger than the sum of its proper divisors (742151).

3503545 is a wasteful number, since it uses less digits than its factorization.

3503545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6911.

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 3503545 is about 1871.7758947053. The cubic root of 3503545 is about 151.8806918108.

Adding to 3503545 its reverse (5453053), we get a palindrome (8956598).

The spelling of 3503545 in words is "three million, five hundred three thousand, five hundred forty-five".