140732100 has 144 divisors (see below), whose sum is σ = 462470400. Its totient is φ = 36696960.

The previous prime is 140732057. The next prime is 140732113. The reversal of 140732100 is 1237041.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 126346 + ... + 127454.

It is an arithmetic number, because the mean of its divisors is an integer number (3211600).

Almost surely, 2^140732100 is an apocalyptic number.

140732100 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 140732100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231235200).

140732100 is an abundant number, since it is smaller than the sum of its proper divisors (321738300).

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

140732100 is a wasteful number, since it uses less digits than its factorization.

140732100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179 (or 1166 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 140732100 is about 11863.0560986619. The cubic root of 140732100 is about 520.1529382493.

Adding to 140732100 its reverse (1237041), we get a palindrome (141969141).

The spelling of 140732100 in words is "one hundred forty million, seven hundred thirty-two thousand, one hundred".