538733887 has 2 divisors, whose sum is σ = 538733888. Its totient is φ = 538733886.

The previous prime is 538733863. The next prime is 538733911. The reversal of 538733887 is 788337835.

538733887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (538733863) and next prime (538733911).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-538733887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538733857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269366943 + 269366944.

It is an arithmetic number, because the mean of its divisors is an integer number (269366944).

Almost surely, 2^538733887 is an apocalyptic number.

538733887 is a deficient number, since it is larger than the sum of its proper divisors (1).

538733887 is an equidigital number, since it uses as much as digits as its factorization.

538733887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3386880, while the sum is 52.

The square root of 538733887 is about 23210.6416757486. The cubic root of 538733887 is about 813.6883499897.

The spelling of 538733887 in words is "five hundred thirty-eight million, seven hundred thirty-three thousand, eight hundred eighty-seven".