1334782820 has 24 divisors (see below), whose sum is σ = 3203479104. Its totient is φ = 457639776.

The previous prime is 1334782819. The next prime is 1334782847. The reversal of 1334782820 is 282874331.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4766942 + ... + 4767221.

It is an arithmetic number, because the mean of its divisors is an integer number (133478296).

Almost surely, 2^1334782820 is an apocalyptic number.

1334782820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1334782820 is an abundant number, since it is smaller than the sum of its proper divisors (1868696284).

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

1334782820 is a wasteful number, since it uses less digits than its factorization.

1334782820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9534179 (or 9534177 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 1334782820 is about 36534.6796893034. The cubic root of 1334782820 is about 1101.0411134833.

The spelling of 1334782820 in words is "one billion, three hundred thirty-four million, seven hundred eighty-two thousand, eight hundred twenty".