146829639 has 16 divisors (see below), whose sum is σ = 220936320. Its totient is φ = 85918560.

The previous prime is 146829611. The next prime is 146829643. The reversal of 146829639 is 936928641.

It is not a de Polignac number, because 146829639 - 2⁵ = 146829607 is a prime.

It is a super-3 number, since 3×146829639³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146829679) 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 15 ways as a sum of consecutive naturals, for example, 75757 + ... + 77670.

It is an arithmetic number, because the mean of its divisors is an integer number (13808520).

Almost surely, 2^146829639 is an apocalyptic number.

146829639 is a deficient number, since it is larger than the sum of its proper divisors (74106681).

146829639 is a wasteful number, since it uses less digits than its factorization.

146829639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153470.

The product of its digits is 559872, while the sum is 48.

The square root of 146829639 is about 12117.3280470572. The cubic root of 146829639 is about 527.5592518215.

The spelling of 146829639 in words is "one hundred forty-six million, eight hundred twenty-nine thousand, six hundred thirty-nine".