3946477 has 2 divisors, whose sum is σ = 3946478. Its totient is φ = 3946476.

The previous prime is 3946469. The next prime is 3946483. The reversal of 3946477 is 7746493.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3316041 + 630436 = 1821^2 + 794^2 .

It is a cyclic number.

It is not a de Polignac number, because 3946477 - 2³ = 3946469 is a prime.

It is a Chen prime.

It is equal to p₂₇₉₆₇₉ and since 3946477 and 279679 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3946427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1973238 + 1973239.

It is an arithmetic number, because the mean of its divisors is an integer number (1973239).

Almost surely, 2^3946477 is an apocalyptic number.

It is an amenable number.

3946477 is a deficient number, since it is larger than the sum of its proper divisors (1).

3946477 is an equidigital number, since it uses as much as digits as its factorization.

3946477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 40.

The square root of 3946477 is about 1986.5741868856. The cubic root of 3946477 is about 158.0289030070.

The spelling of 3946477 in words is "three million, nine hundred forty-six thousand, four hundred seventy-seven".