2258520043 has 4 divisors (see below), whose sum is σ = 2432252368. Its totient is φ = 2084787720.

The previous prime is 2258520031. The next prime is 2258520079. The reversal of 2258520043 is 3400258522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2258520043 - 2²¹ = 2256422891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2258519987 and 2258520014.

It is not an unprimeable number, because it can be changed into a prime (2258524043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86866143 + ... + 86866168.

It is an arithmetic number, because the mean of its divisors is an integer number (608063092).

Almost surely, 2^2258520043 is an apocalyptic number.

2258520043 is a deficient number, since it is larger than the sum of its proper divisors (173732325).

2258520043 is a wasteful number, since it uses less digits than its factorization.

2258520043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173732324.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 2258520043 is about 47523.8891821787. The cubic root of 2258520043 is about 1312.0226011360.

Adding to 2258520043 its reverse (3400258522), we get a palindrome (5658778565).

The spelling of 2258520043 in words is "two billion, two hundred fifty-eight million, five hundred twenty thousand, forty-three".