442524941 has 2 divisors, whose sum is σ = 442524942. Its totient is φ = 442524940.

The previous prime is 442524919. The next prime is 442524947. The reversal of 442524941 is 149425244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 420865225 + 21659716 = 20515^2 + 4654^2 .

It is a cyclic number.

It is not a de Polignac number, because 442524941 - 2¹⁸ = 442262797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442524947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221262470 + 221262471.

It is an arithmetic number, because the mean of its divisors is an integer number (221262471).

Almost surely, 2^442524941 is an apocalyptic number.

It is an amenable number.

442524941 is a deficient number, since it is larger than the sum of its proper divisors (1).

442524941 is an equidigital number, since it uses as much as digits as its factorization.

442524941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46080, while the sum is 35.

The square root of 442524941 is about 21036.2767855911. The cubic root of 442524941 is about 762.0426014627.

The spelling of 442524941 in words is "four hundred forty-two million, five hundred twenty-four thousand, nine hundred forty-one".