3427223887 has 2 divisors, whose sum is σ = 3427223888. Its totient is φ = 3427223886.

The previous prime is 3427223881. The next prime is 3427223903. The reversal of 3427223887 is 7883227243.

3427223887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3427223887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3427223881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1713611943 + 1713611944.

It is an arithmetic number, because the mean of its divisors is an integer number (1713611944).

Almost surely, 2^3427223887 is an apocalyptic number.

3427223887 is a deficient number, since it is larger than the sum of its proper divisors (1).

3427223887 is an equidigital number, since it uses as much as digits as its factorization.

3427223887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 903168, while the sum is 46.

The square root of 3427223887 is about 58542.4964192679. The cubic root of 3427223887 is about 1507.6973055759.

The spelling of 3427223887 in words is "three billion, four hundred twenty-seven million, two hundred twenty-three thousand, eight hundred eighty-seven".