2251045858 has 8 divisors (see below), whose sum is σ = 3377852352. Its totient is φ = 1125095076.

The previous prime is 2251045817. The next prime is 2251045891. The reversal of 2251045858 is 8585401522.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2251045858.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207310 + ... + 217897.

It is an arithmetic number, because the mean of its divisors is an integer number (422231544).

Almost surely, 2^2251045858 is an apocalyptic number.

2251045858 is a deficient number, since it is larger than the sum of its proper divisors (1126806494).

2251045858 is a wasteful number, since it uses less digits than its factorization.

2251045858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427856.

The product of its (nonzero) digits is 128000, while the sum is 40.

The square root of 2251045858 is about 47445.1879330244. The cubic root of 2251045858 is about 1310.5736970140.

The spelling of 2251045858 in words is "two billion, two hundred fifty-one million, forty-five thousand, eight hundred fifty-eight".