140528270 has 16 divisors (see below), whose sum is σ = 261111168. Its totient is φ = 54397920.

The previous prime is 140528263. The next prime is 140528291. The reversal of 140528270 is 72825041.

140528270 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226349 + ... + 226968.

It is an arithmetic number, because the mean of its divisors is an integer number (16319448).

Almost surely, 2^140528270 is an apocalyptic number.

140528270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140528270 is a deficient number, since it is larger than the sum of its proper divisors (120582898).

140528270 is a wasteful number, since it uses less digits than its factorization.

140528270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453355.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 140528270 is about 11854.4620291264. The cubic root of 140528270 is about 519.9016949276.

It can be divided in two parts, 14052 and 8270, that added together give a palindrome (22322).

The spelling of 140528270 in words is "one hundred forty million, five hundred twenty-eight thousand, two hundred seventy".