169156048 has 10 divisors (see below), whose sum is σ = 327739874. Its totient is φ = 84578016.

The previous prime is 169156003. The next prime is 169156051. The reversal of 169156048 is 840651961.

It can be written as a sum of positive squares in only one way, i.e., 166100544 + 3055504 = 12888^2 + 1748^2 .

It is a super-2 number, since 2×169156048² = 57227537149956608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 169156048.

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, 5286111 + ... + 5286142.

Almost surely, 2^169156048 is an apocalyptic number.

It is an amenable number.

169156048 is a deficient number, since it is larger than the sum of its proper divisors (158583826).

169156048 is a wasteful number, since it uses less digits than its factorization.

169156048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10572261 (or 10572255 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 169156048 is about 13006.0004613255. Note that the first 3 decimals coincide. The cubic root of 169156048 is about 553.0475975106.

The spelling of 169156048 in words is "one hundred sixty-nine million, one hundred fifty-six thousand, forty-eight".