159340940 has 24 divisors (see below), whose sum is σ = 365036112. Its totient is φ = 57942080.

The previous prime is 159340939. The next prime is 159340943. The reversal of 159340940 is 49043951.

It is a self number, because there is not a number n which added to its sum of digits gives 159340940.

It is not an unprimeable number, because it can be changed into a prime (159340943) 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, 361919 + ... + 362358.

It is an arithmetic number, because the mean of its divisors is an integer number (15209838).

Almost surely, 2^159340940 is an apocalyptic number.

159340940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159340940 is an abundant number, since it is smaller than the sum of its proper divisors (205695172).

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

159340940 is a wasteful number, since it uses less digits than its factorization.

159340940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724297 (or 724295 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 159340940 is about 12623.0321238599. The cubic root of 159340940 is about 542.1370958052.

The spelling of 159340940 in words is "one hundred fifty-nine million, three hundred forty thousand, nine hundred forty".