452002444 has 24 divisors (see below), whose sum is σ = 831938688. Its totient is φ = 214581120.

The previous prime is 452002433. The next prime is 452002451. The reversal of 452002444 is 444200254.

It is a happy number.

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, 27817 + ... + 40960.

It is an arithmetic number, because the mean of its divisors is an integer number (34664112).

Almost surely, 2^452002444 is an apocalyptic number.

It is an amenable number.

452002444 is a deficient number, since it is larger than the sum of its proper divisors (379936244).

452002444 is a wasteful number, since it uses less digits than its factorization.

452002444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68865 (or 68863 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

The square root of 452002444 is about 21260.3491034367. The cubic root of 452002444 is about 767.4444110870. Note that the first 4 decimals are identical.

Adding to 452002444 its reverse (444200254), we get a palindrome (896202698).

The spelling of 452002444 in words is "four hundred fifty-two million, two thousand, four hundred forty-four".