173216948 has 6 divisors (see below), whose sum is σ = 303129666. Its totient is φ = 86608472.

The previous prime is 173216947. The next prime is 173216957. The reversal of 173216948 is 849612371.

It can be written as a sum of positive squares in only one way, i.e., 155052304 + 18164644 = 12452^2 + 4262^2 .

It is a super-2 number, since 2×173216948² = 60008222148869408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (173216941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21652115 + ... + 21652122.

It is an arithmetic number, because the mean of its divisors is an integer number (50521611).

Almost surely, 2^173216948 is an apocalyptic number.

It is an amenable number.

173216948 is a deficient number, since it is larger than the sum of its proper divisors (129912718).

173216948 is a wasteful number, since it uses less digits than its factorization.

173216948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43304241 (or 43304239 counting only the distinct ones).

The product of its digits is 72576, while the sum is 41.

The square root of 173216948 is about 13161.1909795428. The cubic root of 173216948 is about 557.4382865858.

The spelling of 173216948 in words is "one hundred seventy-three million, two hundred sixteen thousand, nine hundred forty-eight".