140044300 has 72 divisors (see below), whose sum is σ = 351071280. Its totient is φ = 47923200.

The previous prime is 140044241. The next prime is 140044301. The reversal of 140044300 is 3440041.

It is a super-2 number, since 2×140044300² = 39224811924980000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140044301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14956 + ... + 22444.

It is an arithmetic number, because the mean of its divisors is an integer number (4875990).

Almost surely, 2^140044300 is an apocalyptic number.

140044300 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 140044300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175535640).

140044300 is an abundant number, since it is smaller than the sum of its proper divisors (211026980).

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

140044300 is a wasteful number, since it uses less digits than its factorization.

140044300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7531 (or 7524 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 140044300 is about 11834.0314348070. The cubic root of 140044300 is about 519.3041728591.

Adding to 140044300 its reverse (3440041), we get a palindrome (143484341).

The spelling of 140044300 in words is "one hundred forty million, forty-four thousand, three hundred".