1334221340 has 24 divisors (see below), whose sum is σ = 2807390880. Its totient is φ = 532635968.

The previous prime is 1334221337. The next prime is 1334221349. The reversal of 1334221340 is 431224331.

It is a super-2 number, since 2×1334221340² = 3560293168222791200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1334221349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55352 + ... + 75711.

It is an arithmetic number, because the mean of its divisors is an integer number (116974620).

Almost surely, 2^1334221340 is an apocalyptic number.

1334221340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1334221340 is an abundant number, since it is smaller than the sum of its proper divisors (1473169540).

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

1334221340 is a wasteful number, since it uses less digits than its factorization.

1334221340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131581 (or 131579 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1334221340 is about 36526.9946751714. The cubic root of 1334221340 is about 1100.8867065242.

Adding to 1334221340 its reverse (431224331), we get a palindrome (1765445671).

The spelling of 1334221340 in words is "one billion, three hundred thirty-four million, two hundred twenty-one thousand, three hundred forty".