140829654 has 16 divisors (see below), whose sum is σ = 321896448. Its totient is φ = 40237032.

The previous prime is 140829643. The next prime is 140829679. The reversal of 140829654 is 456928041.

140829654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

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, 1676502 + ... + 1676585.

It is an arithmetic number, because the mean of its divisors is an integer number (20118528).

Almost surely, 2^140829654 is an apocalyptic number.

140829654 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140829654 is an abundant number, since it is smaller than the sum of its proper divisors (181066794).

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

140829654 is a wasteful number, since it uses less digits than its factorization.

140829654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3353099.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 140829654 is about 11867.1670587382. The cubic root of 140829654 is about 520.2730986567.

The spelling of 140829654 in words is "one hundred forty million, eight hundred twenty-nine thousand, six hundred fifty-four".