2300745021 has 8 divisors (see below), whose sum is σ = 3074374464. Its totient is φ = 1530472800.

The previous prime is 2300745019. The next prime is 2300745047. The reversal of 2300745021 is 1205470032.

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

It is not a de Polignac number, because 2300745021 - 2¹ = 2300745019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2300744982 and 2300745000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2300745001) 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, 837705 + ... + 840446.

It is an arithmetic number, because the mean of its divisors is an integer number (384296808).

Almost surely, 2^2300745021 is an apocalyptic number.

It is an amenable number.

2300745021 is a deficient number, since it is larger than the sum of its proper divisors (773629443).

2300745021 is a wasteful number, since it uses less digits than its factorization.

2300745021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678611.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 2300745021 is about 47966.0819850861. The cubic root of 2300745021 is about 1320.1486328270.

The spelling of 2300745021 in words is "two billion, three hundred million, seven hundred forty-five thousand, twenty-one".