173450997 has 8 divisors (see below), whose sum is σ = 256964480. Its totient is φ = 115633980.

The previous prime is 173450971. The next prime is 173451013. The reversal of 173450997 is 799054371.

It is not a de Polignac number, because 173450997 - 2⁶ = 173450933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (173450917) 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, 3212029 + ... + 3212082.

It is an arithmetic number, because the mean of its divisors is an integer number (32120560).

Almost surely, 2^173450997 is an apocalyptic number.

It is an amenable number.

173450997 is a deficient number, since it is larger than the sum of its proper divisors (83513483).

173450997 is an equidigital number, since it uses as much as digits as its factorization.

173450997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6424120 (or 6424114 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 45.

The square root of 173450997 is about 13170.0796125156. The cubic root of 173450997 is about 557.6892419278.

The spelling of 173450997 in words is "one hundred seventy-three million, four hundred fifty thousand, nine hundred ninety-seven".