140032752 has 40 divisors (see below), whose sum is σ = 362583936. Its totient is φ = 46570176.

The previous prime is 140032751. The next prime is 140032777. The reversal of 140032752 is 257230041.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140032751) 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 7 ways as a sum of consecutive naturals, for example, 19293 + ... + 25539.

Almost surely, 2^140032752 is an apocalyptic number.

140032752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140032752 is an abundant number, since it is smaller than the sum of its proper divisors (222551184).

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

140032752 is a wasteful number, since it uses less digits than its factorization.

140032752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6725 (or 6719 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 140032752 is about 11833.5435098706. The cubic root of 140032752 is about 519.2898985915.

Adding to 140032752 its reverse (257230041), we get a palindrome (397262793).

The spelling of 140032752 in words is "one hundred forty million, thirty-two thousand, seven hundred fifty-two".