1322474280 has 64 divisors (see below), whose sum is σ = 3990418560. Its totient is φ = 350615808.

The previous prime is 1322474267. The next prime is 1322474317. The reversal of 1322474280 is 824742231.

It is a happy number.

1322474280 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11092 + ... + 52611.

It is an arithmetic number, because the mean of its divisors is an integer number (62350290).

Almost surely, 2^1322474280 is an apocalyptic number.

1322474280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322474280 is an abundant number, since it is smaller than the sum of its proper divisors (2667944280).

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

1322474280 is a wasteful number, since it uses less digits than its factorization.

1322474280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63890 (or 63886 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 1322474280 is about 36365.8394650804. The cubic root of 1322474280 is about 1097.6462840522.

The spelling of 1322474280 in words is "one billion, three hundred twenty-two million, four hundred seventy-four thousand, two hundred eighty".