3958481 has 4 divisors (see below), whose sum is σ = 4042752. Its totient is φ = 3874212.

The previous prime is 3958477. The next prime is 3958499. The reversal of 3958481 is 1848593.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3958481 - 2² = 3958477 is a prime.

It is a super-2 number, since 2×3958481² = 31339143654722, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3951481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42065 + ... + 42158.

It is an arithmetic number, because the mean of its divisors is an integer number (1010688).

Almost surely, 2^3958481 is an apocalyptic number.

It is an amenable number.

3958481 is a deficient number, since it is larger than the sum of its proper divisors (84271).

3958481 is an equidigital number, since it uses as much as digits as its factorization.

3958481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84270.

The product of its digits is 34560, while the sum is 38.

The square root of 3958481 is about 1989.5931744957. The cubic root of 3958481 is about 158.1889663452.

The spelling of 3958481 in words is "three million, nine hundred fifty-eight thousand, four hundred eighty-one".