1004533401 has 24 divisors (see below), whose sum is σ = 1423964640. Its totient is φ = 629783424.

The previous prime is 1004533391. The next prime is 1004533403. The reversal of 1004533401 is 1043354001.

It is not a de Polignac number, because 1004533401 - 2⁷ = 1004533273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1004533403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147201 + ... + 153873.

It is an arithmetic number, because the mean of its divisors is an integer number (59331860).

Almost surely, 2^1004533401 is an apocalyptic number.

It is an amenable number.

1004533401 is a deficient number, since it is larger than the sum of its proper divisors (419431239).

1004533401 is a wasteful number, since it uses less digits than its factorization.

1004533401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6853 (or 6834 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1004533401 is about 31694.3749110154. The cubic root of 1004533401 is about 1001.5088558756.

Adding to 1004533401 its reverse (1043354001), we get a palindrome (2047887402).

The spelling of 1004533401 in words is "one billion, four million, five hundred thirty-three thousand, four hundred one".