442069334 has 32 divisors (see below), whose sum is σ = 768531456. Its totient is φ = 186802560.

The previous prime is 442069307. The next prime is 442069337. The reversal of 442069334 is 433960244.

It is a junction number, because it is equal to n+sod(n) for n = 442069294 and 442069303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442069337) 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, 358499 + ... + 359729.

It is an arithmetic number, because the mean of its divisors is an integer number (24016608).

Almost surely, 2^442069334 is an apocalyptic number.

442069334 is a deficient number, since it is larger than the sum of its proper divisors (326462122).

442069334 is a wasteful number, since it uses less digits than its factorization.

442069334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580.

The product of its (nonzero) digits is 62208, while the sum is 35.

The square root of 442069334 is about 21025.4449180035. Note that the first 3 decimals coincide. The cubic root of 442069334 is about 761.7809882130.

The spelling of 442069334 in words is "four hundred forty-two million, sixty-nine thousand, three hundred thirty-four".