1071722010 has 64 divisors (see below), whose sum is σ = 2635130880. Its totient is φ = 278853120.

The previous prime is 1071721969. The next prime is 1071722011. The reversal of 1071722010 is 102271701.

It is a happy number.

It is a super-2 number, since 2×1071722010² = 2297176133436880200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1071722011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 301926 + ... + 305454.

It is an arithmetic number, because the mean of its divisors is an integer number (41173920).

Almost surely, 2^1071722010 is an apocalyptic number.

1071722010 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 1071722010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1317565440).

1071722010 is an abundant number, since it is smaller than the sum of its proper divisors (1563408870).

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

1071722010 is a wasteful number, since it uses less digits than its factorization.

1071722010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3783.

The product of its (nonzero) digits is 196, while the sum is 21.

The square root of 1071722010 is about 32737.1655767569. The cubic root of 1071722010 is about 1023.3575153939.

Adding to 1071722010 its reverse (102271701), we get a palindrome (1173993711).

The spelling of 1071722010 in words is "one billion, seventy-one million, seven hundred twenty-two thousand, ten".