2258764064 has 24 divisors (see below), whose sum is σ = 4600286460. Its totient is φ = 1090437376.

The previous prime is 2258764063. The next prime is 2258764111. The reversal of 2258764064 is 4604678522.

It can be written as a sum of positive squares in 2 ways, for example, as 2092147600 + 166616464 = 45740^2 + 12908^2 .

It is not an unprimeable number, because it can be changed into a prime (2258764063) 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, 1216079 + ... + 1217934.

Almost surely, 2^2258764064 is an apocalyptic number.

It is an amenable number.

2258764064 is an abundant number, since it is smaller than the sum of its proper divisors (2341522396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2258764064 is a wasteful number, since it uses less digits than its factorization.

2258764064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2434052 (or 2434044 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 44.

The square root of 2258764064 is about 47526.4564637424. The cubic root of 2258764064 is about 1312.0698517737.

The spelling of 2258764064 in words is "two billion, two hundred fifty-eight million, seven hundred sixty-four thousand, sixty-four".