159073040 has 40 divisors (see below), whose sum is σ = 422681280. Its totient is φ = 54539136.

The previous prime is 159073021. The next prime is 159073043. The reversal of 159073040 is 40370951.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 159072994 and 159073012.

It is not an unprimeable number, because it can be changed into a prime (159073043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141470 + ... + 142589.

It is an arithmetic number, because the mean of its divisors is an integer number (10567032).

Almost surely, 2^159073040 is an apocalyptic number.

159073040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159073040 is an abundant number, since it is smaller than the sum of its proper divisors (263608240).

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

159073040 is a wasteful number, since it uses less digits than its factorization.

159073040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284079 (or 284073 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 159073040 is about 12612.4161047755. The cubic root of 159073040 is about 541.8330935807.

The spelling of 159073040 in words is "one hundred fifty-nine million, seventy-three thousand, forty".