159909400 has 48 divisors (see below), whose sum is σ = 424905840. Its totient is φ = 54825600.

The previous prime is 159909397. The next prime is 159909419. The reversal of 159909400 is 4909951.

It is a self number, because there is not a number n which added to its sum of digits gives 159909400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55711 + ... + 58510.

It is an arithmetic number, because the mean of its divisors is an integer number (8852205).

Almost surely, 2^159909400 is an apocalyptic number.

159909400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159909400 is an abundant number, since it is smaller than the sum of its proper divisors (264996440).

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

159909400 is a wasteful number, since it uses less digits than its factorization.

159909400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114244 (or 114235 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 159909400 is about 12645.5288541049. The cubic root of 159909400 is about 542.7810347068.

The spelling of 159909400 in words is "one hundred fifty-nine million, nine hundred nine thousand, four hundred".