1040045006 has 64 divisors (see below), whose sum is σ = 2217922560. Its totient is φ = 352028160.

The previous prime is 1040044969. The next prime is 1040045021. The reversal of 1040045006 is 6005400401.

It is a happy number.

It is a super-2 number, since 2×1040045006² = 2163387229011080072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18755 + ... + 49313.

It is an arithmetic number, because the mean of its divisors is an integer number (34655040).

Almost surely, 2^1040045006 is an apocalyptic number.

1040045006 is an abundant number, since it is smaller than the sum of its proper divisors (1177877554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1040045006 is a wasteful number, since it uses less digits than its factorization.

1040045006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30609.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1040045006 is about 32249.7287740533. The cubic root of 1040045006 is about 1013.1740184338.

Adding to 1040045006 its reverse (6005400401), we get a palindrome (7045445407).

The spelling of 1040045006 in words is "one billion, forty million, forty-five thousand, six".