1906768 has 10 divisors (see below), whose sum is σ = 3694394. Its totient is φ = 953376.

The previous prime is 1906757. The next prime is 1906811. The reversal of 1906768 is 8676091.

It can be written as a sum of positive squares in only one way, i.e., 1871424 + 35344 = 1368^2 + 188^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59571 + ... + 59602.

2^1906768 is an apocalyptic number.

It is an amenable number.

1906768 is a deficient number, since it is larger than the sum of its proper divisors (1787626).

1906768 is a wasteful number, since it uses less digits than its factorization.

1906768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119181 (or 119175 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 1906768 is about 1380.8577044721. The cubic root of 1906768 is about 124.0031216696.

The spelling of 1906768 in words is "one million, nine hundred six thousand, seven hundred sixty-eight".