10159920 has 120 divisors (see below), whose sum is σ = 34703136. Its totient is φ = 2663424.

The previous prime is 10159913. The next prime is 10159937. The reversal of 10159920 is 2995101.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74092 + ... + 74228.

Almost surely, 2^10159920 is an apocalyptic number.

10159920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10159920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17351568).

10159920 is an abundant number, since it is smaller than the sum of its proper divisors (24543216).

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

10159920 is a wasteful number, since it uses less digits than its factorization.

10159920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The square root of 10159920 is about 3187.4629409610. The cubic root of 10159920 is about 216.5858580966.

The spelling of 10159920 in words is "ten million, one hundred fifty-nine thousand, nine hundred twenty".