1046894805 has 48 divisors (see below), whose sum is σ = 1984806720. Its totient is φ = 506246400.

The previous prime is 1046894801. The next prime is 1046894819. The reversal of 1046894805 is 5084986401.

1046894805 is a `hidden beast` number, since 104 + 68 + 9 + 480 + 5 = 666.

It is not a de Polignac number, because 1046894805 - 2² = 1046894801 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1046894801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 199870 + ... + 205040.

It is an arithmetic number, because the mean of its divisors is an integer number (41350140).

Almost surely, 2^1046894805 is an apocalyptic number.

1046894805 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1046894805 is a deficient number, since it is larger than the sum of its proper divisors (937911915).

1046894805 is a wasteful number, since it uses less digits than its factorization.

1046894805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5602 (or 5599 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 1046894805 is about 32355.7538159753. The cubic root of 1046894805 is about 1015.3934281723.

The spelling of 1046894805 in words is "one billion, forty-six million, eight hundred ninety-four thousand, eight hundred five".