442247614 has 8 divisors (see below), whose sum is σ = 663521040. Its totient is φ = 221073936.

The previous prime is 442247587. The next prime is 442247623. The reversal of 442247614 is 416742244.

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

It is a self number, because there is not a number n which added to its sum of digits gives 442247614.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12639 + ... + 32314.

It is an arithmetic number, because the mean of its divisors is an integer number (82940130).

Almost surely, 2^442247614 is an apocalyptic number.

442247614 is a deficient number, since it is larger than the sum of its proper divisors (221273426).

442247614 is a wasteful number, since it uses less digits than its factorization.

442247614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49874.

The product of its digits is 43008, while the sum is 34.

The square root of 442247614 is about 21029.6841155544. The cubic root of 442247614 is about 761.8833794380.

Adding to 442247614 its reverse (416742244), we get a palindrome (858989858).

The spelling of 442247614 in words is "four hundred forty-two million, two hundred forty-seven thousand, six hundred fourteen".