213043006 has 12 divisors (see below), whose sum is σ = 351257256. Its totient is φ = 96837620.

The previous prime is 213043001. The next prime is 213043063. The reversal of 213043006 is 600340312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213043001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 439930 + ... + 440413.

It is an arithmetic number, because the mean of its divisors is an integer number (29271438).

Almost surely, 2^213043006 is an apocalyptic number.

213043006 is a deficient number, since it is larger than the sum of its proper divisors (138214250).

213043006 is a wasteful number, since it uses less digits than its factorization.

213043006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880367 (or 880356 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 213043006 is about 14595.9928062465. The cubic root of 213043006 is about 597.2494526762.

Adding to 213043006 its reverse (600340312), we get a palindrome (813383318).

It can be divided in two parts, 21304 and 3006, that added together give a triangular number (24310 = T₂₂₀).

The spelling of 213043006 in words is "two hundred thirteen million, forty-three thousand, six".