10179840 has 144 divisors (see below), whose sum is σ = 35614656. Its totient is φ = 2457600.

The previous prime is 10179833. The next prime is 10179853. The reversal of 10179840 is 4897101.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 10179798 and 10179807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42120 + ... + 42360.

It is an arithmetic number, because the mean of its divisors is an integer number (247324).

Almost surely, 2^10179840 is an apocalyptic number.

10179840 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 10179840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17807328).

10179840 is an abundant number, since it is smaller than the sum of its proper divisors (25434816).

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

10179840 is a wasteful number, since it uses less digits than its factorization.

10179840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 10179840 is about 3190.5861530446. The cubic root of 10179840 is about 216.7273150404.

The spelling of 10179840 in words is "ten million, one hundred seventy-nine thousand, eight hundred forty".