442225607 has 8 divisors (see below), whose sum is σ = 469413792. Its totient is φ = 415168000.

The previous prime is 442225579. The next prime is 442225643. The reversal of 442225607 is 706522244.

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

It is a cyclic number.

It is not a de Polignac number, because 442225607 - 2⁸ = 442225351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442225657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25619 + ... + 39252.

It is an arithmetic number, because the mean of its divisors is an integer number (58676724).

Almost surely, 2^442225607 is an apocalyptic number.

442225607 is a deficient number, since it is larger than the sum of its proper divisors (27188185).

442225607 is a wasteful number, since it uses less digits than its factorization.

442225607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65289.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 442225607 is about 21029.1608724647. The cubic root of 442225607 is about 761.8707416870.

The spelling of 442225607 in words is "four hundred forty-two million, two hundred twenty-five thousand, six hundred seven".