913641 has 8 divisors (see below), whose sum is σ = 1251264. Its totient is φ = 592560.

The previous prime is 913639. The next prime is 913687. The reversal of 913641 is 146319.

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

It is not a de Polignac number, because 913641 - 2¹ = 913639 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (913441) 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, 4005 + ... + 4226.

It is an arithmetic number, because the mean of its divisors is an integer number (156408).

2⁹¹³⁶⁴¹ is an apocalyptic number.

It is an amenable number.

913641 is a deficient number, since it is larger than the sum of its proper divisors (337623).

913641 is a wasteful number, since it uses less digits than its factorization.

913641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8271.

The product of its digits is 648, while the sum is 24.

The square root of 913641 is about 955.8456988447. The cubic root of 913641 is about 97.0342812901.

The spelling of 913641 in words is "nine hundred thirteen thousand, six hundred forty-one".