4235947 has 2 divisors, whose sum is σ = 4235948. Its totient is φ = 4235946.

The previous prime is 4235939. The next prime is 4235951. The reversal of 4235947 is 7495324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4235947 - 2³ = 4235939 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (4235977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2117973 + 2117974.

It is an arithmetic number, because the mean of its divisors is an integer number (2117974).

Almost surely, 2^4235947 is an apocalyptic number.

4235947 is a deficient number, since it is larger than the sum of its proper divisors (1).

4235947 is an equidigital number, since it uses as much as digits as its factorization.

4235947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 4235947 is about 2058.1416374973. The cubic root of 4235947 is about 161.8018585506.

The spelling of 4235947 in words is "four million, two hundred thirty-five thousand, nine hundred forty-seven".