1772602056 has 80 divisors (see below), whose sum is σ = 5016289740. Its totient is φ = 584755200.

The previous prime is 1772601997. The next prime is 1772602067. The reversal of 1772602056 is 6502062771.

It can be written as a sum of positive squares in 2 ways, for example, as 1766520900 + 6081156 = 42030^2 + 2466^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1772602056.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 48756 + ... + 76956.

Almost surely, 2^1772602056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1772602056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2508144870).

1772602056 is an abundant number, since it is smaller than the sum of its proper divisors (3243687684).

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

1772602056 is a wasteful number, since it uses less digits than its factorization.

1772602056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28316 (or 28303 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 1772602056 is about 42102.2808883319. The cubic root of 1772602056 is about 1210.2369720059.

The spelling of 1772602056 in words is "one billion, seven hundred seventy-two million, six hundred two thousand, fifty-six".