1894045048 has 16 divisors (see below), whose sum is σ = 4058668080. Its totient is φ = 811733568.

The previous prime is 1894045019. The next prime is 1894045051. The reversal of 1894045048 is 8405404981.

It is a junction number, because it is equal to n+sod(n) for n = 1894044995 and 1894045013.

It is a congruent number.

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, 16911061 + ... + 16911172.

It is an arithmetic number, because the mean of its divisors is an integer number (253666755).

Almost surely, 2^1894045048 is an apocalyptic number.

It is an amenable number.

1894045048 is an abundant number, since it is smaller than the sum of its proper divisors (2164623032).

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

1894045048 is a wasteful number, since it uses less digits than its factorization.

1894045048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33822246 (or 33822242 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 43.

The square root of 1894045048 is about 43520.6278447359. The cubic root of 1894045048 is about 1237.2670141663.

The spelling of 1894045048 in words is "one billion, eight hundred ninety-four million, forty-five thousand, forty-eight".