641038 has 8 divisors (see below), whose sum is σ = 967032. Its totient is φ = 318696.

The previous prime is 640993. The next prime is 641051. The reversal of 641038 is 830146.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420 + ... + 1207.

It is an arithmetic number, because the mean of its divisors is an integer number (120879).

2⁶⁴¹⁰³⁸ is an apocalyptic number.

641038 is a deficient number, since it is larger than the sum of its proper divisors (325994).

641038 is a wasteful number, since it uses less digits than its factorization.

641038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1826.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 641038 is about 800.6484871652. The cubic root of 641038 is about 86.2239520866.

The spelling of 641038 in words is "six hundred forty-one thousand, thirty-eight".