213058988 has 6 divisors (see below), whose sum is σ = 372853236. Its totient is φ = 106529492.

The previous prime is 213058957. The next prime is 213058997. The reversal of 213058988 is 889850312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26632370 + ... + 26632377.

It is an arithmetic number, because the mean of its divisors is an integer number (62142206).

Almost surely, 2^213058988 is an apocalyptic number.

It is an amenable number.

213058988 is a deficient number, since it is larger than the sum of its proper divisors (159794248).

213058988 is a wasteful number, since it uses less digits than its factorization.

213058988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53264751 (or 53264749 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 44.

The square root of 213058988 is about 14596.5402750104. The cubic root of 213058988 is about 597.2643870663.

The spelling of 213058988 in words is "two hundred thirteen million, fifty-eight thousand, nine hundred eighty-eight".