3964277 has 2 divisors, whose sum is σ = 3964278. Its totient is φ = 3964276.

The previous prime is 3964273. The next prime is 3964283. The reversal of 3964277 is 7724693.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3964081 + 196 = 1991^2 + 14^2 .

It is a cyclic number.

It is not a de Polignac number, because 3964277 - 2² = 3964273 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3964277.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3964273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1982138 + 1982139.

It is an arithmetic number, because the mean of its divisors is an integer number (1982139).

Almost surely, 2^3964277 is an apocalyptic number.

It is an amenable number.

3964277 is a deficient number, since it is larger than the sum of its proper divisors (1).

3964277 is an equidigital number, since it uses as much as digits as its factorization.

3964277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63504, while the sum is 38.

The square root of 3964277 is about 1991.0492208883. The cubic root of 3964277 is about 158.2661353505.

The spelling of 3964277 in words is "three million, nine hundred sixty-four thousand, two hundred seventy-seven".