3982457 has 8 divisors (see below), whose sum is σ = 4214400. Its totient is φ = 3752784.

The previous prime is 3982417. The next prime is 3982481. The reversal of 3982457 is 7542893.

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 3982457 - 2⁶ = 3982393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3982457.

It is not an unprimeable number, because it can be changed into a prime (3982417) 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, 4103 + ... + 4979.

It is an arithmetic number, because the mean of its divisors is an integer number (526800).

Almost surely, 2^3982457 is an apocalyptic number.

It is an amenable number.

3982457 is a deficient number, since it is larger than the sum of its proper divisors (231943).

3982457 is a wasteful number, since it uses less digits than its factorization.

3982457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135.

The product of its digits is 60480, while the sum is 38.

The square root of 3982457 is about 1995.6094307254. The cubic root of 3982457 is about 158.5077003029.

The spelling of 3982457 in words is "three million, nine hundred eighty-two thousand, four hundred fifty-seven".