442362953 has 2 divisors, whose sum is σ = 442362954. Its totient is φ = 442362952.

The previous prime is 442362937. The next prime is 442362961. The reversal of 442362953 is 359263244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 418284304 + 24078649 = 20452^2 + 4907^2 .

It is a cyclic number.

It is not a de Polignac number, because 442362953 - 2⁴ = 442362937 is a prime.

It is not a weakly prime, because it can be changed into another prime (442362983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221181476 + 221181477.

It is an arithmetic number, because the mean of its divisors is an integer number (221181477).

Almost surely, 2^442362953 is an apocalyptic number.

It is an amenable number.

442362953 is a deficient number, since it is larger than the sum of its proper divisors (1).

442362953 is an equidigital number, since it uses as much as digits as its factorization.

442362953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 38.

The square root of 442362953 is about 21032.4262271379. The cubic root of 442362953 is about 761.9496072149.

It can be divided in two parts, 4423 and 62953, that added together give a palindrome (67376).

The spelling of 442362953 in words is "four hundred forty-two million, three hundred sixty-two thousand, nine hundred fifty-three".