442014340 has 24 divisors (see below), whose sum is σ = 929221272. Its totient is φ = 176616960.

The previous prime is 442014323. The next prime is 442014359. The reversal of 442014340 is 43410244.

It can be written as a sum of positive squares in 4 ways, for example, as 273637764 + 168376576 = 16542^2 + 12976^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8230 + ... + 30850.

It is an arithmetic number, because the mean of its divisors is an integer number (38717553).

Almost surely, 2^442014340 is an apocalyptic number.

It is an amenable number.

442014340 is an abundant number, since it is smaller than the sum of its proper divisors (487206932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442014340 is a wasteful number, since it uses less digits than its factorization.

442014340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23607 (or 23605 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 442014340 is about 21024.1370809838. The cubic root of 442014340 is about 761.7493980545.

Adding to 442014340 its reverse (43410244), we get a palindrome (485424584).

The spelling of 442014340 in words is "four hundred forty-two million, fourteen thousand, three hundred forty".