3950791 has 4 divisors (see below), whose sum is σ = 4254712. Its totient is φ = 3646872.

The previous prime is 3950777. The next prime is 3950809. The reversal of 3950791 is 1970593.

3950791 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1970593 = 53 ⋅37181.

It is a cyclic number.

It is not a de Polignac number, because 3950791 - 2⁵ = 3950759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3950701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151941 + ... + 151966.

It is an arithmetic number, because the mean of its divisors is an integer number (1063678).

Almost surely, 2^3950791 is an apocalyptic number.

3950791 is a deficient number, since it is larger than the sum of its proper divisors (303921).

3950791 is a wasteful number, since it uses less digits than its factorization.

3950791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303920.

The product of its (nonzero) digits is 8505, while the sum is 34.

The square root of 3950791 is about 1987.6596791201. The cubic root of 3950791 is about 158.0864639177.

The spelling of 3950791 in words is "three million, nine hundred fifty thousand, seven hundred ninety-one".