942247 has 2 divisors, whose sum is σ = 942248. Its totient is φ = 942246.

The previous prime is 942223. The next prime is 942257. The reversal of 942247 is 742249.

942247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 942247 - 2¹⁹ = 417959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (942217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 471123 + 471124.

It is an arithmetic number, because the mean of its divisors is an integer number (471124).

2⁹⁴²²⁴⁷ is an apocalyptic number.

942247 is a deficient number, since it is larger than the sum of its proper divisors (1).

942247 is an equidigital number, since it uses as much as digits as its factorization.

942247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 28.

The square root of 942247 is about 970.6940815726. The cubic root of 942247 is about 98.0366030146.

The spelling of 942247 in words is "nine hundred forty-two thousand, two hundred forty-seven".