213952673 has 8 divisors (see below), whose sum is σ = 245687520. Its totient is φ = 184265280.

The previous prime is 213952663. The next prime is 213952699. The reversal of 213952673 is 376259312.

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

It is a cyclic number.

It is not a de Polignac number, because 213952673 - 2¹⁶ = 213887137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213952663) 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, 511640 + ... + 512057.

It is an arithmetic number, because the mean of its divisors is an integer number (30710940).

Almost surely, 2^213952673 is an apocalyptic number.

It is an amenable number.

213952673 is a deficient number, since it is larger than the sum of its proper divisors (31734847).

213952673 is a wasteful number, since it uses less digits than its factorization.

213952673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023727.

The product of its digits is 68040, while the sum is 38.

The square root of 213952673 is about 14627.1211453245. The cubic root of 213952673 is about 598.0983058185.

The spelling of 213952673 in words is "two hundred thirteen million, nine hundred fifty-two thousand, six hundred seventy-three".