1772028772 has 24 divisors (see below), whose sum is σ = 3155423040. Its totient is φ = 870512160.

The previous prime is 1772028763. The next prime is 1772028799. The reversal of 1772028772 is 2778202771.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245073 + ... + 252199.

It is an arithmetic number, because the mean of its divisors is an integer number (131475960).

Almost surely, 2^1772028772 is an apocalyptic number.

It is an amenable number.

1772028772 is a deficient number, since it is larger than the sum of its proper divisors (1383394268).

1772028772 is a wasteful number, since it uses less digits than its factorization.

1772028772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8211 (or 8209 counting only the distinct ones).

The product of its (nonzero) digits is 153664, while the sum is 43.

The square root of 1772028772 is about 42095.4721080546. The cubic root of 1772028772 is about 1210.1064888179.

The spelling of 1772028772 in words is "one billion, seven hundred seventy-two million, twenty-eight thousand, seven hundred seventy-two".