1056817350 has 144 divisors (see below), whose sum is σ = 2937347712. Its totient is φ = 272263680.

The previous prime is 1056817319. The next prime is 1056817361. The reversal of 1056817350 is 537186501.

It is a super-2 number, since 2×1056817350² = 2233725822522045000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1740747 + ... + 1741353.

It is an arithmetic number, because the mean of its divisors is an integer number (20398248).

Almost surely, 2^1056817350 is an apocalyptic number.

1056817350 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 1056817350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1468673856).

1056817350 is an abundant number, since it is smaller than the sum of its proper divisors (1880530362).

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

1056817350 is a wasteful number, since it uses less digits than its factorization.

1056817350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751 (or 743 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 1056817350 is about 32508.7272897602. The cubic root of 1056817350 is about 1018.5913369025.

The spelling of 1056817350 in words is "one billion, fifty-six million, eight hundred seventeen thousand, three hundred fifty".