263625827 has 2 divisors, whose sum is σ = 263625828. Its totient is φ = 263625826.

The previous prime is 263625823. The next prime is 263625881. The reversal of 263625827 is 728526362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 263625827 - 2² = 263625823 is a prime.

It is a super-2 number, since 2×263625827² = 138997153322867858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (263625823) 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 as a sum of consecutive naturals, namely, 131812913 + 131812914.

It is an arithmetic number, because the mean of its divisors is an integer number (131812914).

Almost surely, 2^263625827 is an apocalyptic number.

263625827 is a deficient number, since it is larger than the sum of its proper divisors (1).

263625827 is an equidigital number, since it uses as much as digits as its factorization.

263625827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 41.

The square root of 263625827 is about 16236.5583483693. The cubic root of 263625827 is about 641.2036487769.

The spelling of 263625827 in words is "two hundred sixty-three million, six hundred twenty-five thousand, eight hundred twenty-seven".