140204484 has 54 divisors (see below), whose sum is σ = 412273134. Its totient is φ = 40057920.

The previous prime is 140204483. The next prime is 140204489. The reversal of 140204484 is 484402041.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 119246400 + 20958084 = 10920^2 + 4578^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140204483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 37977 + ... + 41504.

Almost surely, 2^140204484 is an apocalyptic number.

140204484 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

140204484 is an abundant number, since it is smaller than the sum of its proper divisors (272068650).

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

140204484 is a wasteful number, since it uses less digits than its factorization.

140204484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79505 (or 79493 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

The square root of 140204484 is about 11840.7974393619. The cubic root of 140204484 is about 519.5020924320.

The spelling of 140204484 in words is "one hundred forty million, two hundred four thousand, four hundred eighty-four".