3658241 has 4 divisors (see below), whose sum is σ = 3850800. Its totient is φ = 3465684.

The previous prime is 3658211. The next prime is 3658283. The reversal of 3658241 is 1428563.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1428563 = 41 ⋅34843.

It is a cyclic number.

It is not a de Polignac number, because 3658241 - 2¹⁰ = 3657217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3658201) 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, 96251 + ... + 96288.

It is an arithmetic number, because the mean of its divisors is an integer number (962700).

Almost surely, 2^3658241 is an apocalyptic number.

It is an amenable number.

3658241 is a deficient number, since it is larger than the sum of its proper divisors (192559).

3658241 is a wasteful number, since it uses less digits than its factorization.

3658241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192558.

The product of its digits is 5760, while the sum is 29.

The square root of 3658241 is about 1912.6528697074. The cubic root of 3658241 is about 154.0839621981.

The spelling of 3658241 in words is "three million, six hundred fifty-eight thousand, two hundred forty-one".