213067826 has 8 divisors (see below), whose sum is σ = 326401920. Its totient is φ = 104267188.

The previous prime is 213067823. The next prime is 213067831. The reversal of 213067826 is 628760312.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (213067823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1133246 + ... + 1133433.

It is an arithmetic number, because the mean of its divisors is an integer number (40800240).

Almost surely, 2^213067826 is an apocalyptic number.

213067826 is a deficient number, since it is larger than the sum of its proper divisors (113334094).

213067826 is a wasteful number, since it uses less digits than its factorization.

213067826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2266728.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 213067826 is about 14596.8430148440. The cubic root of 213067826 is about 597.2726454203.

The spelling of 213067826 in words is "two hundred thirteen million, sixty-seven thousand, eight hundred twenty-six".