442905070 has 16 divisors (see below), whose sum is σ = 801686160. Its totient is φ = 176171584.

The previous prime is 442905061. The next prime is 442905107. The reversal of 442905070 is 70509244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121927 + ... + 125506.

It is an arithmetic number, because the mean of its divisors is an integer number (50105385).

Almost surely, 2^442905070 is an apocalyptic number.

442905070 is a deficient number, since it is larger than the sum of its proper divisors (358781090).

442905070 is a wasteful number, since it uses less digits than its factorization.

442905070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247619.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 442905070 is about 21045.3099288179. The cubic root of 442905070 is about 762.2607372567.

The spelling of 442905070 in words is "four hundred forty-two million, nine hundred five thousand, seventy".