442010326 has 16 divisors (see below), whose sum is σ = 668461248. Its totient is φ = 219196800.

The previous prime is 442010291. The next prime is 442010339. The reversal of 442010326 is 623010244.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 442010297 and 442010306.

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, 154606 + ... + 157438.

It is an arithmetic number, because the mean of its divisors is an integer number (41778828).

Almost surely, 2^442010326 is an apocalyptic number.

442010326 is a deficient number, since it is larger than the sum of its proper divisors (226450922).

442010326 is a wasteful number, since it uses less digits than its factorization.

442010326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3447.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 442010326 is about 21024.0416190608. The cubic root of 442010326 is about 761.7470921932.

The spelling of 442010326 in words is "four hundred forty-two million, ten thousand, three hundred twenty-six".