263625841 has 8 divisors (see below), whose sum is σ = 267040224. Its totient is φ = 260232960.

The previous prime is 263625827. The next prime is 263625881. The reversal of 263625841 is 148526362.

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

It is a cyclic number.

It is not a de Polignac number, because 263625841 - 2¹¹ = 263623793 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 263625841.

It is not an unprimeable number, because it can be changed into a prime (263625811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20070 + ... + 30496.

It is an arithmetic number, because the mean of its divisors is an integer number (33380028).

Almost surely, 2^263625841 is an apocalyptic number.

It is an amenable number.

263625841 is a deficient number, since it is larger than the sum of its proper divisors (3414383).

263625841 is a wasteful number, since it uses less digits than its factorization.

263625841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10751.

The product of its digits is 69120, while the sum is 37.

The square root of 263625841 is about 16236.5587794951. The cubic root of 263625841 is about 641.2036601274.

The spelling of 263625841 in words is "two hundred sixty-three million, six hundred twenty-five thousand, eight hundred forty-one".