641084426 has 8 divisors (see below), whose sum is σ = 963087840. Its totient is φ = 320055148.

The previous prime is 641084417. The next prime is 641084429. The reversal of 641084426 is 624480146.

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

It is not an unprimeable number, because it can be changed into a prime (641084429) 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, 241886 + ... + 244521.

It is an arithmetic number, because the mean of its divisors is an integer number (120385980).

Almost surely, 2^641084426 is an apocalyptic number.

641084426 is a deficient number, since it is larger than the sum of its proper divisors (322003414).

641084426 is a wasteful number, since it uses less digits than its factorization.

641084426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487068.

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 641084426 is about 25319.6450607034. The cubic root of 641084426 is about 862.2603357347.

The spelling of 641084426 in words is "six hundred forty-one million, eighty-four thousand, four hundred twenty-six".