173943136 has 12 divisors (see below), whose sum is σ = 342450612. Its totient is φ = 86971552.

The previous prime is 173943083. The next prime is 173943149. The reversal of 173943136 is 631349371.

It is a junction number, because it is equal to n+sod(n) for n = 173943095 and 173943104.

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, 2717830 + ... + 2717893.

It is an arithmetic number, because the mean of its divisors is an integer number (28537551).

Almost surely, 2^173943136 is an apocalyptic number.

173943136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

173943136 is a deficient number, since it is larger than the sum of its proper divisors (168507476).

173943136 is an equidigital number, since it uses as much as digits as its factorization.

173943136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5435733 (or 5435725 counting only the distinct ones).

The product of its digits is 40824, while the sum is 37.

The square root of 173943136 is about 13188.7503577860. The cubic root of 173943136 is about 558.2161947077.

The spelling of 173943136 in words is "one hundred seventy-three million, nine hundred forty-three thousand, one hundred thirty-six".