3721327 has 2 divisors, whose sum is σ = 3721328. Its totient is φ = 3721326.

The previous prime is 3721303. The next prime is 3721337. The reversal of 3721327 is 7231273.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3721327 - 2⁷ = 3721199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3721337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1860663 + 1860664.

It is an arithmetic number, because the mean of its divisors is an integer number (1860664).

Almost surely, 2^3721327 is an apocalyptic number.

3721327 is a deficient number, since it is larger than the sum of its proper divisors (1).

3721327 is an equidigital number, since it uses as much as digits as its factorization.

3721327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1764, while the sum is 25.

The square root of 3721327 is about 1929.0741302501. The cubic root of 3721327 is about 154.9646398701.

The spelling of 3721327 in words is "three million, seven hundred twenty-one thousand, three hundred twenty-seven".