10329780 has 48 divisors (see below), whose sum is σ = 29211840. Its totient is φ = 2727168.

The previous prime is 10329769. The next prime is 10329793. The reversal of 10329780 is 8792301.

It is a happy number.

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

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, 5616 + ... + 7224.

It is an arithmetic number, because the mean of its divisors is an integer number (608580).

Almost surely, 2^10329780 is an apocalyptic number.

10329780 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 10329780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14605920).

10329780 is an abundant number, since it is smaller than the sum of its proper divisors (18882060).

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

10329780 is a wasteful number, since it uses less digits than its factorization.

10329780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728 (or 1726 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 10329780 is about 3213.9975108889. The cubic root of 10329780 is about 217.7862000615.

The spelling of 10329780 in words is "ten million, three hundred twenty-nine thousand, seven hundred eighty".