4039479 has 12 divisors (see below), whose sum is σ = 5878600. Its totient is φ = 2672784.

The previous prime is 4039471. The next prime is 4039487. The reversal of 4039479 is 9749304.

It is an interprime number because it is at equal distance from previous prime (4039471) and next prime (4039487).

It is not a de Polignac number, because 4039479 - 2³ = 4039471 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 (4039471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 364 + ... + 2865.

Almost surely, 2^4039479 is an apocalyptic number.

4039479 is a deficient number, since it is larger than the sum of its proper divisors (1839121).

4039479 is a wasteful number, since it uses less digits than its factorization.

4039479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3374 (or 3371 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 4039479 is about 2009.8455164515. The cubic root of 4039479 is about 159.2606381422.

The spelling of 4039479 in words is "four million, thirty-nine thousand, four hundred seventy-nine".