2258400766 has 8 divisors (see below), whose sum is σ = 3387818304. Its totient is φ = 1129128000.

The previous prime is 2258400707. The next prime is 2258400787. The reversal of 2258400766 is 6670048522.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20686 + ... + 70318.

It is an arithmetic number, because the mean of its divisors is an integer number (423477288).

Almost surely, 2^2258400766 is an apocalyptic number.

2258400766 is a deficient number, since it is larger than the sum of its proper divisors (1129417538).

2258400766 is a wasteful number, since it uses less digits than its factorization.

2258400766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72386.

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 2258400766 is about 47522.6342493764. The cubic root of 2258400766 is about 1311.9995038759. Note that the first 3 decimals are identical.

The spelling of 2258400766 in words is "two billion, two hundred fifty-eight million, four hundred thousand, seven hundred sixty-six".