2261829 has 8 divisors (see below), whose sum is σ = 3036352. Its totient is φ = 1497600.

The previous prime is 2261827. The next prime is 2261837. The reversal of 2261829 is 9281622.

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

It is not a de Polignac number, because 2261829 - 2¹ = 2261827 is a prime.

It is a Duffinian number.

2261829 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2261796 and 2261805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261827) 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, 2044 + ... + 2949.

It is an arithmetic number, because the mean of its divisors is an integer number (379544).

2^2261829 is an apocalyptic number.

It is an amenable number.

2261829 is a deficient number, since it is larger than the sum of its proper divisors (774523).

2261829 is a wasteful number, since it uses less digits than its factorization.

2261829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5147.

The product of its digits is 3456, while the sum is 30.

The square root of 2261829 is about 1503.9378311619. The cubic root of 2261829 is about 131.2663036436.

The spelling of 2261829 in words is "two million, two hundred sixty-one thousand, eight hundred twenty-nine".