1333222520 has 32 divisors (see below), whose sum is σ = 3428287200. Its totient is φ = 457104768.

The previous prime is 1333222493. The next prime is 1333222537. The reversal of 1333222520 is 252223331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2380475 + ... + 2381034.

It is an arithmetic number, because the mean of its divisors is an integer number (107133975).

Almost surely, 2^1333222520 is an apocalyptic number.

1333222520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1333222520 is an abundant number, since it is smaller than the sum of its proper divisors (2095064680).

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

1333222520 is a wasteful number, since it uses less digits than its factorization.

1333222520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4761527 (or 4761523 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 1333222520 is about 36513.3197614240. The cubic root of 1333222520 is about 1100.6119239897.

Adding to 1333222520 its reverse (252223331), we get a palindrome (1585445851).

The spelling of 1333222520 in words is "one billion, three hundred thirty-three million, two hundred twenty-two thousand, five hundred twenty".