1322064750 has 128 divisors (see below), whose sum is σ = 3446157312. Its totient is φ = 337200000.

The previous prime is 1322064749. The next prime is 1322064761. The reversal of 1322064750 is 574602231.

It is a super-3 number, since 3×1322064750³ (a number of 28 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2347969 + ... + 2348531.

It is an arithmetic number, because the mean of its divisors is an integer number (26923104).

Almost surely, 2^1322064750 is an apocalyptic number.

1322064750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1322064750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1723078656).

1322064750 is an abundant number, since it is smaller than the sum of its proper divisors (2124092562).

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

1322064750 is a wasteful number, since it uses less digits than its factorization.

1322064750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715 (or 705 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 1322064750 is about 36360.2083327365. The cubic root of 1322064750 is about 1097.5329698154.

Adding to 1322064750 its reverse (574602231), we get a palindrome (1896666981).

The spelling of 1322064750 in words is "one billion, three hundred twenty-two million, sixty-four thousand, seven hundred fifty".