442656465 has 8 divisors (see below), whose sum is σ = 708250368. Its totient is φ = 236083440.

The previous prime is 442656457. The next prime is 442656469. The reversal of 442656465 is 564656244.

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

It is not a de Polignac number, because 442656465 - 2³ = 442656457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442656469) 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, 14755201 + ... + 14755230.

It is an arithmetic number, because the mean of its divisors is an integer number (88531296).

Almost surely, 2^442656465 is an apocalyptic number.

It is an amenable number.

442656465 is a deficient number, since it is larger than the sum of its proper divisors (265593903).

442656465 is a wasteful number, since it uses less digits than its factorization.

442656465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29510439.

The product of its digits is 691200, while the sum is 42.

The square root of 442656465 is about 21039.4026768823. The cubic root of 442656465 is about 762.1180902121.

The spelling of 442656465 in words is "four hundred forty-two million, six hundred fifty-six thousand, four hundred sixty-five".