1024404442 has 4 divisors (see below), whose sum is σ = 1536606666. Its totient is φ = 512202220.

The previous prime is 1024404431. The next prime is 1024404461. The reversal of 1024404442 is 2444044201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 950427241 + 73977201 = 30829^2 + 8601^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256101109 + ... + 256101112.

Almost surely, 2^1024404442 is an apocalyptic number.

1024404442 is a deficient number, since it is larger than the sum of its proper divisors (512202224).

1024404442 is an equidigital number, since it uses as much as digits as its factorization.

1024404442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512202223.

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 1024404442 is about 32006.3187823905. The cubic root of 1024404442 is about 1008.0695216653.

Adding to 1024404442 its reverse (2444044201), we get a palindrome (3468448643).

The spelling of 1024404442 in words is "one billion, twenty-four million, four hundred four thousand, four hundred forty-two".