641417375 has 8 divisors (see below), whose sum is σ = 800489040. Its totient is φ = 513133800.

The previous prime is 641417341. The next prime is 641417383. The reversal of 641417375 is 573714146.

641417375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 641417375 - 2¹⁰ = 641416351 is a prime.

It is a super-2 number, since 2×641417375² = 822832497903781250, which contains 22 as substring.

It is a congruent number.

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, 2565545 + ... + 2565794.

It is an arithmetic number, because the mean of its divisors is an integer number (100061130).

Almost surely, 2^641417375 is an apocalyptic number.

641417375 is a deficient number, since it is larger than the sum of its proper divisors (159071665).

641417375 is an equidigital number, since it uses as much as digits as its factorization.

641417375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5131354 (or 5131344 counting only the distinct ones).

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

The square root of 641417375 is about 25326.2191216928. The cubic root of 641417375 is about 862.4095823441.

The spelling of 641417375 in words is "six hundred forty-one million, four hundred seventeen thousand, three hundred seventy-five".