213000034 has 16 divisors (see below), whose sum is σ = 344393280. Its totient is φ = 98217360.

The previous prime is 213000023. The next prime is 213000049. The reversal of 213000034 is 430000312.

213000034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 212999978 and 213000023.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31189 + ... + 37399.

It is an arithmetic number, because the mean of its divisors is an integer number (21524580).

Almost surely, 2^213000034 is an apocalyptic number.

213000034 is a deficient number, since it is larger than the sum of its proper divisors (131393246).

213000034 is a wasteful number, since it uses less digits than its factorization.

213000034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7545.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 213000034 is about 14594.5206841472. The cubic root of 213000034 is about 597.2092937590.

Adding to 213000034 its reverse (430000312), we get a palindrome (643000346).

The spelling of 213000034 in words is "two hundred thirteen million, thirty-four", and thus it is an aban number.