1894825000 has 48 divisors (see below), whose sum is σ = 4440770460. Its totient is φ = 757920000.

The previous prime is 1894824991. The next prime is 1894825001. The reversal of 1894825000 is 5284981.

It can be written as a sum of positive squares in 6 ways, for example, as 69655716 + 1825169284 = 8346^2 + 42722^2 .

It is not an unprimeable number, because it can be changed into a prime (1894825001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12897 + ... + 62896.

Almost surely, 2^1894825000 is an apocalyptic number.

1894825000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1894825000 is an abundant number, since it is smaller than the sum of its proper divisors (2545945460).

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

1894825000 is an frugal number, since it uses more digits than its factorization.

1894825000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75824 (or 75800 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 1894825000 is about 43529.5876387544. The cubic root of 1894825000 is about 1237.4368229489.

The spelling of 1894825000 in words is "one billion, eight hundred ninety-four million, eight hundred twenty-five thousand".