169956456 has 32 divisors (see below), whose sum is σ = 425930400. Its totient is φ = 56513600.

The previous prime is 169956433. The next prime is 169956469. The reversal of 169956456 is 654659961.

169956456 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 169956399 and 169956408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1606 + ... + 18506.

It is an arithmetic number, because the mean of its divisors is an integer number (13310325).

Almost surely, 2^169956456 is an apocalyptic number.

It is an amenable number.

169956456 is an abundant number, since it is smaller than the sum of its proper divisors (255973944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

169956456 is a wasteful number, since it uses less digits than its factorization.

169956456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17329 (or 17325 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 51.

The square root of 169956456 is about 13036.7348672894. The cubic root of 169956456 is about 553.9185238171.

The spelling of 169956456 in words is "one hundred sixty-nine million, nine hundred fifty-six thousand, four hundred fifty-six".