1046490805 has 16 divisors (see below), whose sum is σ = 1270637424. Its totient is φ = 827320320.

The previous prime is 1046490799. The next prime is 1046490821. The reversal of 1046490805 is 5080946401.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 21594609 + 1024896196 = 4647^2 + 32014^2 .

It is not a de Polignac number, because 1046490805 - 2⁷ = 1046490677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 455239 + ... + 457531.

It is an arithmetic number, because the mean of its divisors is an integer number (79414839).

Almost surely, 2^1046490805 is an apocalyptic number.

It is an amenable number.

1046490805 is a deficient number, since it is larger than the sum of its proper divisors (224146619).

1046490805 is an equidigital number, since it uses as much as digits as its factorization.

1046490805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 1046490805 is about 32349.5101199384. The cubic root of 1046490805 is about 1015.2627968607.

The spelling of 1046490805 in words is "one billion, forty-six million, four hundred ninety thousand, eight hundred five".