1004462561 has 12 divisors (see below), whose sum is σ = 1073620752. Its totient is φ = 939532608.

The previous prime is 1004462533. The next prime is 1004462579. The reversal of 1004462561 is 1652644001.

It is a de Polignac number, because none of the positive numbers 2^k-1004462561 is a prime.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1004462581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36446 + ... + 57768.

It is an arithmetic number, because the mean of its divisors is an integer number (89468396).

Almost surely, 2^1004462561 is an apocalyptic number.

It is an amenable number.

1004462561 is a deficient number, since it is larger than the sum of its proper divisors (69158191).

1004462561 is a wasteful number, since it uses less digits than its factorization.

1004462561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21520 (or 21503 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1004462561 is about 31693.2573428482. The cubic root of 1004462561 is about 1001.4853130861.

The spelling of 1004462561 in words is "one billion, four million, four hundred sixty-two thousand, five hundred sixty-one".