140019300 has 72 divisors (see below), whose sum is σ = 450144800. Its totient is φ = 37337760.

The previous prime is 140019277. The next prime is 140019307. The reversal of 140019300 is 3910041.

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 (140019307) 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, 23230 + ... + 28629.

Almost surely, 2^140019300 is an apocalyptic number.

140019300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140019300 is an abundant number, since it is smaller than the sum of its proper divisors (310125500).

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

140019300 is a wasteful number, since it uses less digits than its factorization.

140019300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51882 (or 51869 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 140019300 is about 11832.9751119488. The cubic root of 140019300 is about 519.2732698354.

Adding to 140019300 its reverse (3910041), we get a palindrome (143929341).

The spelling of 140019300 in words is "one hundred forty million, nineteen thousand, three hundred".