1334421440 has 56 divisors (see below), whose sum is σ = 3466472112. Its totient is φ = 485242880.

The previous prime is 1334421419. The next prime is 1334421481. The reversal of 1334421440 is 441244331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186029 + ... + 193068.

Almost surely, 2^1334421440 is an apocalyptic number.

1334421440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1334421440 is an abundant number, since it is smaller than the sum of its proper divisors (2132050672).

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

1334421440 is a wasteful number, since it uses less digits than its factorization.

1334421440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379125 (or 379115 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 1334421440 is about 36529.7336426096. The cubic root of 1334421440 is about 1100.9417389769.

Adding to 1334421440 its reverse (441244331), we get a palindrome (1775665771).

The spelling of 1334421440 in words is "one billion, three hundred thirty-four million, four hundred twenty-one thousand, four hundred forty".