3530653 has 4 divisors (see below), whose sum is σ = 4035040. Its totient is φ = 3026268.

The previous prime is 3530647. The next prime is 3530669. The reversal of 3530653 is 3560353.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3560353 = 19 ⋅187387.

It is a de Polignac number, because none of the positive numbers 2^k-3530653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3530603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252183 + ... + 252196.

It is an arithmetic number, because the mean of its divisors is an integer number (1008760).

Almost surely, 2^3530653 is an apocalyptic number.

It is an amenable number.

3530653 is a deficient number, since it is larger than the sum of its proper divisors (504387).

3530653 is an equidigital number, since it uses as much as digits as its factorization.

3530653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504386.

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 3530653 is about 1879.0031931852. The cubic root of 3530653 is about 152.2714016558.

The spelling of 3530653 in words is "three million, five hundred thirty thousand, six hundred fifty-three".