213005337 has 8 divisors (see below), whose sum is σ = 291683136. Its totient is φ = 138165552.

The previous prime is 213005321. The next prime is 213005341. The reversal of 213005337 is 733500312.

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

It is not a de Polignac number, because 213005337 - 2⁴ = 213005321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213005137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 959373 + ... + 959594.

It is an arithmetic number, because the mean of its divisors is an integer number (36460392).

Almost surely, 2^213005337 is an apocalyptic number.

It is an amenable number.

213005337 is a deficient number, since it is larger than the sum of its proper divisors (78677799).

213005337 is a wasteful number, since it uses less digits than its factorization.

213005337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1919007.

The product of its (nonzero) digits is 1890, while the sum is 24.

The square root of 213005337 is about 14594.7023607883. The cubic root of 213005337 is about 597.2142499000.

Adding to 213005337 its reverse (733500312), we get a palindrome (946505649).

The spelling of 213005337 in words is "two hundred thirteen million, five thousand, three hundred thirty-seven".