3945794 has 8 divisors (see below), whose sum is σ = 5936700. Its totient is φ = 1966896.

The previous prime is 3945761. The next prime is 3945803. The reversal of 3945794 is 4975493.

It can be written as a sum of positive squares in 2 ways, for example, as 3659569 + 286225 = 1913^2 + 535^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon 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, 2129 + ... + 3524.

Almost surely, 2^3945794 is an apocalyptic number.

3945794 is a deficient number, since it is larger than the sum of its proper divisors (1990906).

3945794 is a wasteful number, since it uses less digits than its factorization.

3945794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6004.

The product of its digits is 136080, while the sum is 41.

The square root of 3945794 is about 1986.4022754719. The cubic root of 3945794 is about 158.0197860176.

It can be divided in two parts, 3 and 945794, that multiplied together give a palindrome (2837382).

The spelling of 3945794 in words is "three million, nine hundred forty-five thousand, seven hundred ninety-four".