442753030 has 32 divisors (see below), whose sum is σ = 810005184. Its totient is φ = 174214656.

The previous prime is 442753027. The next prime is 442753037. The reversal of 442753030 is 30357244.

It is a self number, because there is not a number n which added to its sum of digits gives 442753030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442753037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 449919 + ... + 450901.

It is an arithmetic number, because the mean of its divisors is an integer number (25312662).

Almost surely, 2^442753030 is an apocalyptic number.

442753030 is a deficient number, since it is larger than the sum of its proper divisors (367252154).

442753030 is a wasteful number, since it uses less digits than its factorization.

442753030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 442753030 is about 21041.6974125188. The cubic root of 442753030 is about 762.1735045785.

The spelling of 442753030 in words is "four hundred forty-two million, seven hundred fifty-three thousand, thirty".