214056889 has 2 divisors, whose sum is σ = 214056890. Its totient is φ = 214056888.

The previous prime is 214056863. The next prime is 214056943. The reversal of 214056889 is 988650412.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 187224489 + 26832400 = 13683^2 + 5180^2 .

It is a cyclic number.

It is not a de Polignac number, because 214056889 - 2⁷ = 214056761 is a prime.

It is not a weakly prime, because it can be changed into another prime (214056289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107028444 + 107028445.

It is an arithmetic number, because the mean of its divisors is an integer number (107028445).

Almost surely, 2^214056889 is an apocalyptic number.

It is an amenable number.

214056889 is a deficient number, since it is larger than the sum of its proper divisors (1).

214056889 is an equidigital number, since it uses as much as digits as its factorization.

214056889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 43.

The square root of 214056889 is about 14630.6831351103. The cubic root of 214056889 is about 598.1954009602.

The spelling of 214056889 in words is "two hundred fourteen million, fifty-six thousand, eight hundred eighty-nine".