159723452 has 12 divisors (see below), whose sum is σ = 319446960. Its totient is φ = 68452896.

The previous prime is 159723451. The next prime is 159723469. The reversal of 159723452 is 254327951.

159723452 is an admirable number.

It is a super-2 number, since 2×159723452² = 51023162237592608, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159723451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2852177 + ... + 2852232.

It is an arithmetic number, because the mean of its divisors is an integer number (26620580).

Almost surely, 2^159723452 is an apocalyptic number.

It is an amenable number.

159723452 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

159723452 is a wasteful number, since it uses less digits than its factorization.

159723452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5704420 (or 5704418 counting only the distinct ones).

The product of its digits is 75600, while the sum is 38.

The square root of 159723452 is about 12638.1743934795. The cubic root of 159723452 is about 542.5705651235.

The spelling of 159723452 in words is "one hundred fifty-nine million, seven hundred twenty-three thousand, four hundred fifty-two".