2258894399 has 4 divisors (see below), whose sum is σ = 2268346080. Its totient is φ = 2249442720.

The previous prime is 2258894371. The next prime is 2258894459. The reversal of 2258894399 is 9934988522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9934988522 = 2 ⋅4967494261.

It is a cyclic number.

It is not a de Polignac number, because 2258894399 - 2¹⁶ = 2258828863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2258894899) 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, 4725482 + ... + 4725959.

It is an arithmetic number, because the mean of its divisors is an integer number (567086520).

Almost surely, 2^2258894399 is an apocalyptic number.

2258894399 is a deficient number, since it is larger than the sum of its proper divisors (9451681).

2258894399 is an equidigital number, since it uses as much as digits as its factorization.

2258894399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9451680.

The product of its digits is 11197440, while the sum is 59.

The square root of 2258894399 is about 47527.8276276120. The cubic root of 2258894399 is about 1312.0950876004.

The spelling of 2258894399 in words is "two billion, two hundred fifty-eight million, eight hundred ninety-four thousand, three hundred ninety-nine".