2306129 has 8 divisors (see below), whose sum is σ = 2648448. Its totient is φ = 1967040.

The previous prime is 2306123. The next prime is 2306131. The reversal of 2306129 is 9216032.

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 2306129 - 2¹⁶ = 2240593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2306123) 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, 1004 + ... + 2370.

It is an arithmetic number, because the mean of its divisors is an integer number (331056).

2^2306129 is an apocalyptic number.

It is an amenable number.

2306129 is a deficient number, since it is larger than the sum of its proper divisors (342319).

2306129 is a wasteful number, since it uses less digits than its factorization.

2306129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 2306129 is about 1518.5944158991. The cubic root of 2306129 is about 132.1177591626.

Subtracting 2306129 from its reverse (9216032), we obtain a triangular number (6909903 = T₃₇₁₇).

The spelling of 2306129 in words is "two million, three hundred six thousand, one hundred twenty-nine".