1925868808 has 16 divisors (see below), whose sum is σ = 3646758060. Its totient is φ = 953400000.

The previous prime is 1925868793. The next prime is 1925868811. The reversal of 1925868808 is 8088685291.

It can be written as a sum of positive squares in 2 ways, for example, as 1864685124 + 61183684 = 43182^2 + 7822^2 .

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, 1190943 + ... + 1192558.

Almost surely, 2^1925868808 is an apocalyptic number.

It is an amenable number.

1925868808 is a deficient number, since it is larger than the sum of its proper divisors (1720889252).

1925868808 is a wasteful number, since it uses less digits than its factorization.

1925868808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383608 (or 2383604 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 55.

The square root of 1925868808 is about 43884.7218061138. The cubic root of 1925868808 is about 1244.1580858709.

The spelling of 1925868808 in words is "one billion, nine hundred twenty-five million, eight hundred sixty-eight thousand, eight hundred eight".