140679528 has 96 divisors (see below), whose sum is σ = 394498080. Its totient is φ = 41459200.

The previous prime is 140679499. The next prime is 140679529. The reversal of 140679528 is 825976041.

It is a self number, because there is not a number n which added to its sum of digits gives 140679528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140679529) 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 23 ways as a sum of consecutive naturals, for example, 443626 + ... + 443942.

It is an arithmetic number, because the mean of its divisors is an integer number (4109355).

Almost surely, 2^140679528 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 140679528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197249040).

140679528 is an abundant number, since it is smaller than the sum of its proper divisors (253818552).

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

140679528 is a wasteful number, since it uses less digits than its factorization.

140679528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419 (or 374 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 140679528 is about 11860.8401051528. The cubic root of 140679528 is about 520.0881605948.

The spelling of 140679528 in words is "one hundred forty million, six hundred seventy-nine thousand, five hundred twenty-eight".