169540630 has 32 divisors (see below), whose sum is σ = 354689280. Its totient is φ = 57141600.

The previous prime is 169540627. The next prime is 169540669. The reversal of 169540630 is 36045961.

169540630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16396 + ... + 24655.

It is an arithmetic number, because the mean of its divisors is an integer number (11084040).

Almost surely, 2^169540630 is an apocalyptic number.

169540630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

169540630 is an abundant number, since it is smaller than the sum of its proper divisors (185148650).

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

169540630 is a wasteful number, since it uses less digits than its factorization.

169540630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41124.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 169540630 is about 13020.7768585442. The cubic root of 169540630 is about 553.4664044236.

The spelling of 169540630 in words is "one hundred sixty-nine million, five hundred forty thousand, six hundred thirty".