140792728 has 32 divisors (see below), whose sum is σ = 269512560. Its totient is φ = 68935680.

The previous prime is 140792723. The next prime is 140792741. The reversal of 140792728 is 827297041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140792723) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 102768 + ... + 104128.

Almost surely, 2^140792728 is an apocalyptic number.

It is an amenable number.

140792728 is a deficient number, since it is larger than the sum of its proper divisors (128719832).

140792728 is a wasteful number, since it uses less digits than its factorization.

140792728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627 (or 1623 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 140792728 is about 11865.6111515589. The cubic root of 140792728 is about 520.2276222407.

It can be divided in two parts, 14079 and 2728, that added together give a 5-th power (16807 = 7⁵).

The spelling of 140792728 in words is "one hundred forty million, seven hundred ninety-two thousand, seven hundred twenty-eight".