641076572 has 24 divisors (see below), whose sum is σ = 1150415952. Its totient is φ = 312480000.

The previous prime is 641076571. The next prime is 641076577. The reversal of 641076572 is 275670146.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (641076571) 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, 15947 + ... + 39197.

It is an arithmetic number, because the mean of its divisors is an integer number (47933998).

Almost surely, 2^641076572 is an apocalyptic number.

It is an amenable number.

641076572 is a deficient number, since it is larger than the sum of its proper divisors (509339380).

641076572 is a wasteful number, since it uses less digits than its factorization.

641076572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23429 (or 23427 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 641076572 is about 25319.4899632674. The cubic root of 641076572 is about 862.2568145031.

The spelling of 641076572 in words is "six hundred forty-one million, seventy-six thousand, five hundred seventy-two".