2309361 has 8 divisors (see below), whose sum is σ = 3213120. Its totient is φ = 1472592.

The previous prime is 2309353. The next prime is 2309371. The reversal of 2309361 is 1639032.

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

It is not a de Polignac number, because 2309361 - 2³ = 2309353 is a prime.

It is a Curzon number.

2309361 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2309341) 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, 16666 + ... + 16803.

It is an arithmetic number, because the mean of its divisors is an integer number (401640).

2^2309361 is an apocalyptic number.

It is an amenable number.

2309361 is a deficient number, since it is larger than the sum of its proper divisors (903759).

2309361 is a wasteful number, since it uses less digits than its factorization.

2309361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33495.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 2309361 is about 1519.6581852509. The cubic root of 2309361 is about 132.1794506050.

It can be divided in two parts, 230 and 9361, that added together give a triangular number (9591 = T₁₃₈).

The spelling of 2309361 in words is "two million, three hundred nine thousand, three hundred sixty-one".