3796778 has 4 divisors (see below), whose sum is σ = 5695170. Its totient is φ = 1898388.

The previous prime is 3796777. The next prime is 3796783. The reversal of 3796778 is 8776973.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8776973 = 653 ⋅13441.

It can be written as a sum of positive squares in only one way, i.e., 3052009 + 744769 = 1747^2 + 863^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3796777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 949193 + ... + 949196.

Almost surely, 2^3796778 is an apocalyptic number.

3796778 is a deficient number, since it is larger than the sum of its proper divisors (1898392).

3796778 is a wasteful number, since it uses less digits than its factorization.

3796778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1898391.

The product of its digits is 444528, while the sum is 47.

The square root of 3796778 is about 1948.5322681444. The cubic root of 3796778 is about 156.0049582031.

The spelling of 3796778 in words is "three million, seven hundred ninety-six thousand, seven hundred seventy-eight".