6906900212 has 6 divisors (see below), whose sum is σ = 12087075378. Its totient is φ = 3453450104.

The previous prime is 6906900173. The next prime is 6906900239. The reversal of 6906900212 is 2120096096.

It can be written as a sum of positive squares in only one way, i.e., 6801960676 + 104939536 = 82474^2 + 10244^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 863362523 + ... + 863362530.

It is an arithmetic number, because the mean of its divisors is an integer number (2014512563).

Almost surely, 2^6906900212 is an apocalyptic number.

It is an amenable number.

6906900212 is a deficient number, since it is larger than the sum of its proper divisors (5180175166).

6906900212 is a wasteful number, since it uses less digits than its factorization.

6906900212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1726725057 (or 1726725055 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 6906900212 is about 83107.7626458564. The cubic root of 6906900212 is about 1904.4126627885.

The spelling of 6906900212 in words is "six billion, nine hundred six million, nine hundred thousand, two hundred twelve".