3940757 has 8 divisors (see below), whose sum is σ = 4045440. Its totient is φ = 3837600.

The previous prime is 3940747. The next prime is 3940763. The reversal of 3940757 is 7570493.

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

It is a cyclic number.

It is not a de Polignac number, because 3940757 - 2⁶ = 3940693 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 (3940747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6257 + ... + 6857.

It is an arithmetic number, because the mean of its divisors is an integer number (505680).

Almost surely, 2^3940757 is an apocalyptic number.

It is an amenable number.

3940757 is a deficient number, since it is larger than the sum of its proper divisors (104683).

3940757 is an equidigital number, since it uses as much as digits as its factorization.

3940757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763.

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 3940757 is about 1985.1340005148. The cubic root of 3940757 is about 157.9525173774.

The spelling of 3940757 in words is "three million, nine hundred forty thousand, seven hundred fifty-seven".