3622741 has 2 divisors, whose sum is σ = 3622742. Its totient is φ = 3622740.

The previous prime is 3622739. The next prime is 3622747. The reversal of 3622741 is 1472263.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2907025 + 715716 = 1705^2 + 846^2 .

It is a cyclic number.

It is not a de Polignac number, because 3622741 - 2¹ = 3622739 is a prime.

Together with 3622739, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3622747) 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 as a sum of consecutive naturals, namely, 1811370 + 1811371.

It is an arithmetic number, because the mean of its divisors is an integer number (1811371).

Almost surely, 2^3622741 is an apocalyptic number.

It is an amenable number.

3622741 is a deficient number, since it is larger than the sum of its proper divisors (1).

3622741 is an equidigital number, since it uses as much as digits as its factorization.

3622741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 25.

The square root of 3622741 is about 1903.3499415504. The cubic root of 3622741 is about 153.5839249354.

The spelling of 3622741 in words is "three million, six hundred twenty-two thousand, seven hundred forty-one".