1055774250 has 128 divisors (see below), whose sum is σ = 2965697280. Its totient is φ = 281394000.

The previous prime is 1055774201. The next prime is 1055774263. The reversal of 1055774250 is 524775501.

1055774250 is a `hidden beast` number, since 10 + 557 + 7 + 42 + 50 = 666.

It is a super-2 number, since 2×1055774250² = 2229318533926125000, which contains 22 as substring.

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 63 ways as a sum of consecutive naturals, for example, 545785 + ... + 547715.

It is an arithmetic number, because the mean of its divisors is an integer number (23169510).

Almost surely, 2^1055774250 is an apocalyptic number.

1055774250 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 1055774250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1482848640).

1055774250 is an abundant number, since it is smaller than the sum of its proper divisors (1909923030).

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

1055774250 is an frugal number, since it uses more digits than its factorization.

1055774250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1969 (or 1941 counting only the distinct ones).

The product of its (nonzero) digits is 49000, while the sum is 36.

The square root of 1055774250 is about 32492.6799448737. The cubic root of 1055774250 is about 1018.2561031990.

The spelling of 1055774250 in words is "one billion, fifty-five million, seven hundred seventy-four thousand, two hundred fifty".