169656396 has 288 divisors, whose sum is σ = 560770560. Its totient is φ = 38817792.

The previous prime is 169656373. The next prime is 169656407. The reversal of 169656396 is 693656961.

169656396 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4585290 + ... + 4585326.

It is an arithmetic number, because the mean of its divisors is an integer number (1947120).

Almost surely, 2^169656396 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 169656396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280385280).

169656396 is an abundant number, since it is smaller than the sum of its proper divisors (391114164).

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

169656396 is a wasteful number, since it uses less digits than its factorization.

169656396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 98 counting only the distinct ones).

The product of its digits is 1574640, while the sum is 51.

The square root of 169656396 is about 13025.2215336247. The cubic root of 169656396 is about 553.5923486961.

The spelling of 169656396 in words is "one hundred sixty-nine million, six hundred fifty-six thousand, three hundred ninety-six".