3530139 has 4 divisors (see below), whose sum is σ = 4706856. Its totient is φ = 2353424.

The previous prime is 3530113. The next prime is 3530159. The reversal of 3530139 is 9310353.

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

It is a cyclic number.

It is not a de Polignac number, because 3530139 - 2⁷ = 3530011 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (3530159) 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, 588354 + ... + 588359.

It is an arithmetic number, because the mean of its divisors is an integer number (1176714).

Almost surely, 2^3530139 is an apocalyptic number.

3530139 is a deficient number, since it is larger than the sum of its proper divisors (1176717).

3530139 is a wasteful number, since it uses less digits than its factorization.

3530139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176716.

The product of its (nonzero) digits is 1215, while the sum is 24.

The square root of 3530139 is about 1878.8664135590. The cubic root of 3530139 is about 152.2640119653.

The spelling of 3530139 in words is "three million, five hundred thirty thousand, one hundred thirty-nine".