1350776220 has 24 divisors (see below), whose sum is σ = 3782173584. Its totient is φ = 360206976.

The previous prime is 1350776197. The next prime is 1350776233. The reversal of 1350776220 is 226770531.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11256409 + ... + 11256528.

It is an arithmetic number, because the mean of its divisors is an integer number (157590566).

Almost surely, 2^1350776220 is an apocalyptic number.

1350776220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1350776220 is an abundant number, since it is smaller than the sum of its proper divisors (2431397364).

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

1350776220 is a wasteful number, since it uses less digits than its factorization.

1350776220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22512949 (or 22512947 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 1350776220 is about 36752.9076400766. The cubic root of 1350776220 is about 1105.4212326316.

The spelling of 1350776220 in words is "one billion, three hundred fifty million, seven hundred seventy-six thousand, two hundred twenty".