442299534 has 8 divisors (see below), whose sum is σ = 884599080. Its totient is φ = 147433176.

The previous prime is 442299521. The next prime is 442299551. The reversal of 442299534 is 435992244.

It is a sphenic number, since it is the product of 3 distinct primes.

442299534 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36858289 + ... + 36858300.

It is an arithmetic number, because the mean of its divisors is an integer number (110574885).

Almost surely, 2^442299534 is an apocalyptic number.

442299534 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442299534 is a wasteful number, since it uses less digits than its factorization.

442299534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73716594.

The product of its digits is 311040, while the sum is 42.

The square root of 442299534 is about 21030.9185248767. The cubic root of 442299534 is about 761.9131933823.

The spelling of 442299534 in words is "four hundred forty-two million, two hundred ninety-nine thousand, five hundred thirty-four".