3961627 has 4 divisors (see below), whose sum is σ = 4068736. Its totient is φ = 3854520.

The previous prime is 3961619. The next prime is 3961631. The reversal of 3961627 is 7261693.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7261693 = 263 ⋅27611.

It is a cyclic number.

It is not a de Polignac number, because 3961627 - 2³ = 3961619 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3961592 and 3961601.

It is not an unprimeable number, because it can be changed into a prime (3961327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53499 + ... + 53572.

It is an arithmetic number, because the mean of its divisors is an integer number (1017184).

Almost surely, 2^3961627 is an apocalyptic number.

3961627 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3961627 is a deficient number, since it is larger than the sum of its proper divisors (107109).

3961627 is a wasteful number, since it uses less digits than its factorization.

3961627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107108.

The product of its digits is 13608, while the sum is 34.

The square root of 3961627 is about 1990.3836313636. The cubic root of 3961627 is about 158.2308621050.

The spelling of 3961627 in words is "three million, nine hundred sixty-one thousand, six hundred twenty-seven".