4139975 has 24 divisors (see below), whose sum is σ = 6020448. Its totient is φ = 2764800.

The previous prime is 4139951. The next prime is 4139983. The reversal of 4139975 is 5799314.

It is a happy number.

It is not a de Polignac number, because 4139975 - 2¹⁰ = 4138951 is a prime.

Its product of digits (34020) is a multiple of the sum of its prime divisors (630).

It is a plaindrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6887 + ... + 7463.

It is an arithmetic number, because the mean of its divisors is an integer number (250852).

Almost surely, 2^4139975 is an apocalyptic number.

4139975 is a deficient number, since it is larger than the sum of its proper divisors (1880473).

4139975 is a wasteful number, since it uses less digits than its factorization.

4139975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635 (or 630 counting only the distinct ones).

The product of its digits is 34020, while the sum is 38.

The square root of 4139975 is about 2034.6928515135. The cubic root of 4139975 is about 160.5705541522.

The spelling of 4139975 in words is "four million, one hundred thirty-nine thousand, nine hundred seventy-five".