3965057 has 4 divisors (see below), whose sum is σ = 4000260. Its totient is φ = 3929856.

The previous prime is 3965041. The next prime is 3965123. The reversal of 3965057 is 7505693.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1401856 + 2563201 = 1184^2 + 1601^2 .

It is a cyclic number.

It is not a de Polignac number, because 3965057 - 2⁴ = 3965041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3961057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17432 + ... + 17657.

It is an arithmetic number, because the mean of its divisors is an integer number (1000065).

Almost surely, 2^3965057 is an apocalyptic number.

It is an amenable number.

3965057 is a deficient number, since it is larger than the sum of its proper divisors (35203).

3965057 is a wasteful number, since it uses less digits than its factorization.

3965057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35202.

The product of its (nonzero) digits is 28350, while the sum is 35.

The square root of 3965057 is about 1991.2450878784. The cubic root of 3965057 is about 158.2765146697.

The spelling of 3965057 in words is "three million, nine hundred sixty-five thousand, fifty-seven".