3550843 has 2 divisors, whose sum is σ = 3550844. Its totient is φ = 3550842.

The previous prime is 3550837. The next prime is 3550861. The reversal of 3550843 is 3480553.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3550843 is a prime.

It is not a weakly prime, because it can be changed into another prime (3550873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1775421 + 1775422.

It is an arithmetic number, because the mean of its divisors is an integer number (1775422).

Almost surely, 2^3550843 is an apocalyptic number.

3550843 is a deficient number, since it is larger than the sum of its proper divisors (1).

3550843 is an equidigital number, since it uses as much as digits as its factorization.

3550843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 3550843 is about 1884.3680638347. The cubic root of 3550843 is about 152.5611042421.

The spelling of 3550843 in words is "three million, five hundred fifty thousand, eight hundred forty-three".