140463232 has 128 divisors (see below), whose sum is σ = 356428800. Its totient is φ = 53637120.

The previous prime is 140463229. The next prime is 140463293. The reversal of 140463232 is 232364041.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 140463197 and 140463206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360894 + ... + 361282.

It is an arithmetic number, because the mean of its divisors is an integer number (2784600).

Almost surely, 2^140463232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140463232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178214400).

140463232 is an abundant number, since it is smaller than the sum of its proper divisors (215965568).

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

140463232 is a wasteful number, since it uses less digits than its factorization.

140463232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 140463232 is about 11851.7185251760. The cubic root of 140463232 is about 519.8214771793.

The spelling of 140463232 in words is "one hundred forty million, four hundred sixty-three thousand, two hundred thirty-two".