3140023500 has 144 divisors (see below), whose sum is σ = 10173989280. Its totient is φ = 814665600.

The previous prime is 3140023421. The next prime is 3140023501. The reversal of 3140023500 is 53200413.

3140023500 is a `hidden beast` number, since 3 + 140 + 0 + 23 + 500 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3140023501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 157071 + ... + 175929.

Almost surely, 2^3140023500 is an apocalyptic number.

3140023500 is a gapful number since it is divisible by the number (30) 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 3140023500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5086994640).

3140023500 is an abundant number, since it is smaller than the sum of its proper divisors (7033965780).

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

3140023500 is a wasteful number, since it uses less digits than its factorization.

3140023500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18921 (or 18906 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3140023500 is about 56035.9125918370. The cubic root of 3140023500 is about 1464.3480035824.

Adding to 3140023500 its reverse (53200413), we get a palindrome (3193223913).

The spelling of 3140023500 in words is "three billion, one hundred forty million, twenty-three thousand, five hundred".