641075332 has 24 divisors (see below), whose sum is σ = 1133253632. Its totient is φ = 317304000.

The previous prime is 641075311. The next prime is 641075353. The reversal of 641075332 is 233570146.

It is an interprime number because it is at equal distance from previous prime (641075311) and next prime (641075353).

It is a junction number, because it is equal to n+sod(n) for n = 641075294 and 641075303.

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, 187357 + ... + 190747.

Almost surely, 2^641075332 is an apocalyptic number.

It is an amenable number.

641075332 is a deficient number, since it is larger than the sum of its proper divisors (492178300).

641075332 is a wasteful number, since it uses less digits than its factorization.

641075332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3859 (or 3857 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 641075332 is about 25319.4654761904. The cubic root of 641075332 is about 862.2562585637.

The spelling of 641075332 in words is "six hundred forty-one million, seventy-five thousand, three hundred thirty-two".