3948542 has 16 divisors (see below), whose sum is σ = 6714960. Its totient is φ = 1726272.

The previous prime is 3948541. The next prime is 3948547. The reversal of 3948542 is 2458493.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3948541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3503 + ... + 4490.

It is an arithmetic number, because the mean of its divisors is an integer number (419685).

Almost surely, 2^3948542 is an apocalyptic number.

3948542 is a deficient number, since it is larger than the sum of its proper divisors (2766418).

3948542 is a wasteful number, since it uses less digits than its factorization.

3948542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8027.

The product of its digits is 34560, while the sum is 35.

The square root of 3948542 is about 1987.0938578739. The cubic root of 3948542 is about 158.0564611544.

The spelling of 3948542 in words is "three million, nine hundred forty-eight thousand, five hundred forty-two".