442525534 has 32 divisors (see below), whose sum is σ = 737102592. Its totient is φ = 197568000.

The previous prime is 442525519. The next prime is 442525607. The reversal of 442525534 is 435525244.

It is a self number, because there is not a number n which added to its sum of digits gives 442525534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 766654 + ... + 767230.

It is an arithmetic number, because the mean of its divisors is an integer number (23034456).

Almost surely, 2^442525534 is an apocalyptic number.

442525534 is a deficient number, since it is larger than the sum of its proper divisors (294577058).

442525534 is a wasteful number, since it uses less digits than its factorization.

442525534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152.

The product of its digits is 96000, while the sum is 34.

The square root of 442525534 is about 21036.2908802859. The cubic root of 442525534 is about 762.0429418511.

The spelling of 442525534 in words is "four hundred forty-two million, five hundred twenty-five thousand, five hundred thirty-four".