1334428560 has 80 divisors (see below), whose sum is σ = 4596372480. Its totient is φ = 355847040.

The previous prime is 1334428483. The next prime is 1334428561. The reversal of 1334428560 is 658244331.

1334428560 is a `hidden beast` number, since 1 + 33 + 44 + 28 + 560 = 666.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1334428561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306736 + ... + 311055.

It is an arithmetic number, because the mean of its divisors is an integer number (57454656).

Almost surely, 2^1334428560 is an apocalyptic number.

1334428560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1334428560 is an abundant number, since it is smaller than the sum of its proper divisors (3261943920).

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

1334428560 is a wasteful number, since it uses less digits than its factorization.

1334428560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617813 (or 617801 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 1334428560 is about 36529.8310973374. The cubic root of 1334428560 is about 1100.9436970518.

The spelling of 1334428560 in words is "one billion, three hundred thirty-four million, four hundred twenty-eight thousand, five hundred sixty".