213169648 has 10 divisors (see below), whose sum is σ = 413016224. Its totient is φ = 106584816.

The previous prime is 213169643. The next prime is 213169661. The reversal of 213169648 is 846961312.

It is a self number, because there is not a number n which added to its sum of digits gives 213169648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213169643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6661536 + ... + 6661567.

Almost surely, 2^213169648 is an apocalyptic number.

It is an amenable number.

213169648 is a deficient number, since it is larger than the sum of its proper divisors (199846576).

213169648 is a wasteful number, since it uses less digits than its factorization.

213169648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13323111 (or 13323105 counting only the distinct ones).

The product of its digits is 62208, while the sum is 40.

The square root of 213169648 is about 14600.3304072202. The cubic root of 213169648 is about 597.3677728912.

The spelling of 213169648 in words is "two hundred thirteen million, one hundred sixty-nine thousand, six hundred forty-eight".