1006211172 has 24 divisors (see below), whose sum is σ = 2348572576. Its totient is φ = 335297088.

The previous prime is 1006211161. The next prime is 1006211179. The reversal of 1006211172 is 2711126001.

It is a happy number.

It is a super-2 number, since 2×1006211172² = 2024921845315227168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1006211179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32208 + ... + 55224.

Almost surely, 2^1006211172 is an apocalyptic number.

1006211172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1006211172 is an abundant number, since it is smaller than the sum of its proper divisors (1342361404).

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

1006211172 is a wasteful number, since it uses less digits than its factorization.

1006211172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26667 (or 26665 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 21.

The square root of 1006211172 is about 31720.8318302027. The cubic root of 1006211172 is about 1002.0661188795.

Adding to 1006211172 its reverse (2711126001), we get a palindrome (3717337173).

The spelling of 1006211172 in words is "one billion, six million, two hundred eleven thousand, one hundred seventy-two".