3502138 has 8 divisors (see below), whose sum is σ = 5381460. Its totient is φ = 1708320.

The previous prime is 3502129. The next prime is 3502151. The reversal of 3502138 is 8312053.

3502138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2913849 + 588289 = 1707^2 + 767^2 .

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

It is an unprimeable number.

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, 21273 + ... + 21436.

Almost surely, 2^3502138 is an apocalyptic number.

3502138 is a deficient number, since it is larger than the sum of its proper divisors (1879322).

3502138 is a wasteful number, since it uses less digits than its factorization.

3502138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42752.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 3502138 is about 1871.4000106872. The cubic root of 3502138 is about 151.8603576687.

The spelling of 3502138 in words is "three million, five hundred two thousand, one hundred thirty-eight".