442654029 has 12 divisors (see below), whose sum is σ = 639643836. Its totient is φ = 294985152.

The previous prime is 442654019. The next prime is 442654031. The reversal of 442654029 is 920456244.

It can be written as a sum of positive squares in 2 ways, for example, as 72284004 + 370370025 = 8502^2 + 19245^2 .

It is not a de Polignac number, because 442654029 - 2⁹ = 442653517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 442653984 and 442654002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442654019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18297 + ... + 34929.

It is an arithmetic number, because the mean of its divisors is an integer number (53303653).

Almost surely, 2^442654029 is an apocalyptic number.

It is an amenable number.

442654029 is a deficient number, since it is larger than the sum of its proper divisors (196989807).

442654029 is a wasteful number, since it uses less digits than its factorization.

442654029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19596 (or 19593 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 442654029 is about 21039.3447854252. The cubic root of 442654029 is about 762.1166921957.

The spelling of 442654029 in words is "four hundred forty-two million, six hundred fifty-four thousand, twenty-nine".