442046029 has 2 divisors, whose sum is σ = 442046030. Its totient is φ = 442046028.

The previous prime is 442046021. The next prime is 442046041. The reversal of 442046029 is 920640244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 438902500 + 3143529 = 20950^2 + 1773^2 .

It is a cyclic number.

It is not a de Polignac number, because 442046029 - 2³ = 442046021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442046021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221023014 + 221023015.

It is an arithmetic number, because the mean of its divisors is an integer number (221023015).

Almost surely, 2^442046029 is an apocalyptic number.

It is an amenable number.

442046029 is a deficient number, since it is larger than the sum of its proper divisors (1).

442046029 is an equidigital number, since it uses as much as digits as its factorization.

442046029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 442046029 is about 21024.8907012617. The cubic root of 442046029 is about 761.7676014608.

The spelling of 442046029 in words is "four hundred forty-two million, forty-six thousand, twenty-nine".