442054616 has 8 divisors (see below), whose sum is σ = 828852420. Its totient is φ = 221027304.

The previous prime is 442054607. The next prime is 442054643. The reversal of 442054616 is 616450244.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27628406 + ... + 27628421.

Almost surely, 2^442054616 is an apocalyptic number.

It is an amenable number.

442054616 is a deficient number, since it is larger than the sum of its proper divisors (386797804).

442054616 is a wasteful number, since it uses less digits than its factorization.

442054616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55256833 (or 55256829 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 442054616 is about 21025.0949106062. The cubic root of 442054616 is about 761.7725340211.

The spelling of 442054616 in words is "four hundred forty-two million, fifty-four thousand, six hundred sixteen".