55739629 has 8 divisors (see below), whose sum is σ = 60869088. Its totient is φ = 50620560.

The previous prime is 55739627. The next prime is 55739639. The reversal of 55739629 is 92693755.

It is a happy number.

55739629 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55739629 - 2¹ = 55739627 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55739627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12439 + ... + 16315.

It is an arithmetic number, because the mean of its divisors is an integer number (7608636).

Almost surely, 2^55739629 is an apocalyptic number.

It is an amenable number.

55739629 is a deficient number, since it is larger than the sum of its proper divisors (5129459).

55739629 is a wasteful number, since it uses less digits than its factorization.

55739629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5195.

The product of its digits is 510300, while the sum is 46.

The square root of 55739629 is about 7465.8977357047. The cubic root of 55739629 is about 381.9923725897.

It can be divided in two parts, 557 and 39629, that added together give a triangular number (40186 = T₂₈₃).

The spelling of 55739629 in words is "fifty-five million, seven hundred thirty-nine thousand, six hundred twenty-nine".