3138475 has 6 divisors (see below), whose sum is σ = 3891740. Its totient is φ = 2510760.

The previous prime is 3138469. The next prime is 3138491. The reversal of 3138475 is 5748313.

It is a de Polignac number, because none of the positive numbers 2^k-3138475 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62745 + ... + 62794.

Almost surely, 2^3138475 is an apocalyptic number.

3138475 is a deficient number, since it is larger than the sum of its proper divisors (753265).

3138475 is a wasteful number, since it uses less digits than its factorization.

3138475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125549 (or 125544 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 3138475 is about 1771.5741587639. The cubic root of 3138475 is about 146.4107249999.

The spelling of 3138475 in words is "three million, one hundred thirty-eight thousand, four hundred seventy-five".