1706172212 has 12 divisors (see below), whose sum is σ = 2989099680. Its totient is φ = 852143736.

The previous prime is 1706172199. The next prime is 1706172227. The reversal of 1706172212 is 2122716071.

It is a super-2 number, since 2×1706172212² = 5822047234001945888, 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 3 ways as a sum of consecutive naturals, for example, 231512 + ... + 238767.

It is an arithmetic number, because the mean of its divisors is an integer number (249091640).

Almost surely, 2^1706172212 is an apocalyptic number.

It is an amenable number.

1706172212 is a deficient number, since it is larger than the sum of its proper divisors (1282927468).

1706172212 is a wasteful number, since it uses less digits than its factorization.

1706172212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471190 (or 471188 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 1706172212 is about 41305.8375051275. The cubic root of 1706172212 is about 1194.9258456696.

Adding to 1706172212 its reverse (2122716071), we get a palindrome (3828888283).

The spelling of 1706172212 in words is "one billion, seven hundred six million, one hundred seventy-two thousand, two hundred twelve".