1322485020 has 36 divisors (see below), whose sum is σ = 4011538440. Its totient is φ = 352662624.

The previous prime is 1322485019. The next prime is 1322485051. The reversal of 1322485020 is 205842231.

1322485020 is a `hidden beast` number, since 132 + 24 + 8 + 502 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3673390 + ... + 3673749.

Almost surely, 2^1322485020 is an apocalyptic number.

1322485020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322485020 is an abundant number, since it is smaller than the sum of its proper divisors (2689053420).

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

1322485020 is a wasteful number, since it uses less digits than its factorization.

1322485020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7347154 (or 7347149 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 1322485020 is about 36365.9871308342. The cubic root of 1322485020 is about 1097.6492554242.

The spelling of 1322485020 in words is "one billion, three hundred twenty-two million, four hundred eighty-five thousand, twenty".