140829220 has 48 divisors (see below), whose sum is σ = 349655040. Its totient is φ = 46617984.

The previous prime is 140829209. The next prime is 140829233. The reversal of 140829220 is 22928041.

140829220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13284 + ... + 21403.

It is an arithmetic number, because the mean of its divisors is an integer number (7284480).

Almost surely, 2^140829220 is an apocalyptic number.

140829220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140829220 is an abundant number, since it is smaller than the sum of its proper divisors (208825820).

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

140829220 is a wasteful number, since it uses less digits than its factorization.

140829220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34732 (or 34730 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 140829220 is about 11867.1487729783. The cubic root of 140829220 is about 520.2725642078.

It can be divided in two parts, 1408 and 29220, that added together give a triangular number (30628 = T₂₄₇).

The spelling of 140829220 in words is "one hundred forty million, eight hundred twenty-nine thousand, two hundred twenty".