1004422553 has 8 divisors (see below), whose sum is σ = 1013203968. Its totient is φ = 995655024.

The previous prime is 1004422547. The next prime is 1004422567. The reversal of 1004422553 is 3552244001.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1004422553 - 2⁸ = 1004422297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1004422513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185675 + ... + 191007.

It is an arithmetic number, because the mean of its divisors is an integer number (126650496).

Almost surely, 2^1004422553 is an apocalyptic number.

It is an amenable number.

1004422553 is a deficient number, since it is larger than the sum of its proper divisors (8781415).

1004422553 is a wasteful number, since it uses less digits than its factorization.

1004422553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6943.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 1004422553 is about 31692.6261613013. The cubic root of 1004422553 is about 1001.4720164377.

Adding to 1004422553 its reverse (3552244001), we get a palindrome (4556666554).

The spelling of 1004422553 in words is "one billion, four million, four hundred twenty-two thousand, five hundred fifty-three".