140532300 has 288 divisors, whose sum is σ = 493301760. Its totient is φ = 34214400.

The previous prime is 140532281. The next prime is 140532307. The reversal of 140532300 is 3235041.

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

It is not an unprimeable number, because it can be changed into a prime (140532307) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1925064 + ... + 1925136.

Almost surely, 2^140532300 is an apocalyptic number.

140532300 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 140532300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246650880).

140532300 is an abundant number, since it is smaller than the sum of its proper divisors (352769460).

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

140532300 is a wasteful number, since it uses less digits than its factorization.

140532300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150 (or 137 counting only the distinct ones).

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

The square root of 140532300 is about 11854.6320060979. The cubic root of 140532300 is about 519.9066647077.

Adding to 140532300 its reverse (3235041), we get a palindrome (143767341).

The spelling of 140532300 in words is "one hundred forty million, five hundred thirty-two thousand, three hundred".