442351316 has 36 divisors (see below), whose sum is σ = 859406100. Its totient is φ = 199056000.

The previous prime is 442351291. The next prime is 442351361. The reversal of 442351316 is 613153244.

It can be written as a sum of positive squares in 2 ways, for example, as 400800400 + 41550916 = 20020^2 + 6446^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44360 + ... + 53408.

Almost surely, 2^442351316 is an apocalyptic number.

It is an amenable number.

442351316 is a deficient number, since it is larger than the sum of its proper divisors (417054784).

442351316 is a wasteful number, since it uses less digits than its factorization.

442351316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9176 (or 9163 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 442351316 is about 21032.1495810580. The cubic root of 442351316 is about 761.9429257592.

The spelling of 442351316 in words is "four hundred forty-two million, three hundred fifty-one thousand, three hundred sixteen".