2239629 has 8 divisors (see below), whose sum is σ = 3412800. Its totient is φ = 1279776.

The previous prime is 2239607. The next prime is 2239639. The reversal of 2239629 is 9269322.

It is a happy number.

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

It is not a de Polignac number, because 2239629 - 2⁸ = 2239373 is a prime.

It is a d-powerful number, because it can be written as 2⁵ + 2¹⁵ + 3⁷ + 9 + 6⁸ + 2¹⁹ + 9³ .

It is a Curzon number.

2239629 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2239629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2239639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53304 + ... + 53345.

It is an arithmetic number, because the mean of its divisors is an integer number (426600).

2^2239629 is an apocalyptic number.

It is an amenable number.

2239629 is a deficient number, since it is larger than the sum of its proper divisors (1173171).

2239629 is a wasteful number, since it uses less digits than its factorization.

2239629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106659.

The product of its digits is 11664, while the sum is 33.

The square root of 2239629 is about 1496.5390071762. The cubic root of 2239629 is about 130.8354284039.

The spelling of 2239629 in words is "two million, two hundred thirty-nine thousand, six hundred twenty-nine".