3968427 has 8 divisors (see below), whose sum is σ = 5414464. Its totient is φ = 2584008.

The previous prime is 3968417. The next prime is 3968453. The reversal of 3968427 is 7248693.

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

It is not a de Polignac number, because 3968427 - 2⁴ = 3968411 is a prime.

It is a d-powerful number, because it can be written as 3¹² + 9³ + 6⁷ + 8⁷ + 4¹⁰ + 2¹³ + 7⁴ .

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (3968417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15253 + ... + 15510.

It is an arithmetic number, because the mean of its divisors is an integer number (676808).

Almost surely, 2^3968427 is an apocalyptic number.

3968427 is a deficient number, since it is larger than the sum of its proper divisors (1446037).

3968427 is a wasteful number, since it uses less digits than its factorization.

3968427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30809.

The product of its digits is 72576, while the sum is 39.

The square root of 3968427 is about 1992.0911123741. The cubic root of 3968427 is about 158.3213430132.

The spelling of 3968427 in words is "three million, nine hundred sixty-eight thousand, four hundred twenty-seven".