10140030 has 48 divisors (see below), whose sum is σ = 26810784. Its totient is φ = 2658240.

The previous prime is 10140029. The next prime is 10140047. The reversal of 10140030 is 3004101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10139994 and 10140021.

It is a congruent number.

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, 4567 + ... + 6413.

It is an arithmetic number, because the mean of its divisors is an integer number (558558).

Almost surely, 2^10140030 is an apocalyptic number.

10140030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10140030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13405392).

10140030 is an abundant number, since it is smaller than the sum of its proper divisors (16670754).

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

10140030 is a wasteful number, since it uses less digits than its factorization.

10140030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1921 (or 1918 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 10140030 is about 3184.3413761718. The cubic root of 10140030 is about 216.4444295894. Note that the first 4 decimals are identical.

Adding to 10140030 its reverse (3004101), we get a palindrome (13144131).

The spelling of 10140030 in words is "ten million, one hundred forty thousand, thirty".