173420512 has 12 divisors (see below), whose sum is σ = 341421696. Its totient is φ = 86710240.

The previous prime is 173420501. The next prime is 173420531. The reversal of 173420512 is 215024371.

It is a happy number.

173420512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2709664 + ... + 2709727.

It is an arithmetic number, because the mean of its divisors is an integer number (28451808).

Almost surely, 2^173420512 is an apocalyptic number.

It is an amenable number.

173420512 is a deficient number, since it is larger than the sum of its proper divisors (168001184).

173420512 is an equidigital number, since it uses as much as digits as its factorization.

173420512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5419401 (or 5419393 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 173420512 is about 13168.9222034303. The cubic root of 173420512 is about 557.6565676607.

Adding to 173420512 its reverse (215024371), we get a palindrome (388444883).

The spelling of 173420512 in words is "one hundred seventy-three million, four hundred twenty thousand, five hundred twelve".