3547223 has 2 divisors, whose sum is σ = 3547224. Its totient is φ = 3547222.

The previous prime is 3547213. The next prime is 3547249. The reversal of 3547223 is 3227453.

It is an a-pointer prime, because the next prime (3547249) can be obtained adding 3547223 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3547223 - 2⁴ = 3547207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3547192 and 3547201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3547213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1773611 + 1773612.

It is an arithmetic number, because the mean of its divisors is an integer number (1773612).

Almost surely, 2^3547223 is an apocalyptic number.

3547223 is a deficient number, since it is larger than the sum of its proper divisors (1).

3547223 is an equidigital number, since it uses as much as digits as its factorization.

3547223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 26.

The square root of 3547223 is about 1883.4072846838. The cubic root of 3547223 is about 152.5092424749.

The spelling of 3547223 in words is "three million, five hundred forty-seven thousand, two hundred twenty-three".