641914 has 16 divisors (see below), whose sum is σ = 1185408. Its totient is φ = 253872.

The previous prime is 641909. The next prime is 641923. The reversal of 641914 is 419146.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1582 + ... + 1945.

It is an arithmetic number, because the mean of its divisors is an integer number (74088).

2⁶⁴¹⁹¹⁴ is an apocalyptic number.

641914 is a deficient number, since it is larger than the sum of its proper divisors (543494).

641914 is a wasteful number, since it uses less digits than its factorization.

641914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3549.

The product of its digits is 864, while the sum is 25.

The square root of 641914 is about 801.1953569511. The cubic root of 641914 is about 86.2632101869.

The spelling of 641914 in words is "six hundred forty-one thousand, nine hundred fourteen".