3948529 has 8 divisors (see below), whose sum is σ = 4367720. Its totient is φ = 3545856.

The previous prime is 3948521. The next prime is 3948533. The reversal of 3948529 is 9258493.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 106929 + 3841600 = 327^2 + 1960^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3948529 - 2³ = 3948521 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 3948491 and 3948500.

It is not an unprimeable number, because it can be changed into a prime (3948521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3624 + ... + 4585.

It is an arithmetic number, because the mean of its divisors is an integer number (545965).

Almost surely, 2^3948529 is an apocalyptic number.

It is an amenable number.

3948529 is a deficient number, since it is larger than the sum of its proper divisors (419191).

3948529 is a wasteful number, since it uses less digits than its factorization.

3948529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8259.

The product of its digits is 77760, while the sum is 40.

The square root of 3948529 is about 1987.0905867625. The cubic root of 3948529 is about 158.0562876949.

The spelling of 3948529 in words is "three million, nine hundred forty-eight thousand, five hundred twenty-nine".