3938529 has 16 divisors (see below), whose sum is σ = 6318080. Its totient is φ = 2131920.

The previous prime is 3938527. The next prime is 3938531. The reversal of 3938529 is 9258393.

It is an interprime number because it is at equal distance from previous prime (3938527) and next prime (3938531).

It is not a de Polignac number, because 3938529 - 2¹ = 3938527 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3938521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4537 + ... + 5334.

It is an arithmetic number, because the mean of its divisors is an integer number (394880).

Almost surely, 2^3938529 is an apocalyptic number.

It is an amenable number.

3938529 is a deficient number, since it is larger than the sum of its proper divisors (2379551).

3938529 is a wasteful number, since it uses less digits than its factorization.

3938529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9900.

The product of its digits is 58320, while the sum is 39.

The square root of 3938529 is about 1984.5727499893. The cubic root of 3938529 is about 157.9227443709.

The spelling of 3938529 in words is "three million, nine hundred thirty-eight thousand, five hundred twenty-nine".