2306145 has 8 divisors (see below), whose sum is σ = 3689856. Its totient is φ = 1229936.

The previous prime is 2306131. The next prime is 2306147. The reversal of 2306145 is 5416032.

It is a happy number.

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 2306145 - 2⁶ = 2306081 is a prime.

It is a super-2 number, since 2×2306145² = 10636609522050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2306147) 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, 76857 + ... + 76886.

It is an arithmetic number, because the mean of its divisors is an integer number (461232).

2^2306145 is an apocalyptic number.

It is an amenable number.

2306145 is a deficient number, since it is larger than the sum of its proper divisors (1383711).

2306145 is a wasteful number, since it uses less digits than its factorization.

2306145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153751.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2306145 is about 1518.5996839194. The cubic root of 2306145 is about 132.1180647077.

The spelling of 2306145 in words is "two million, three hundred six thousand, one hundred forty-five".