6906125226 has 128 divisors (see below), whose sum is σ = 18581778432. Its totient is φ = 1652544000.

The previous prime is 6906125207. The next prime is 6906125243. The reversal of 6906125226 is 6225216096.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4569811 + ... + 4571321.

It is an arithmetic number, because the mean of its divisors is an integer number (145170144).

Almost surely, 2^6906125226 is an apocalyptic number.

6906125226 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 6906125226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9290889216).

6906125226 is an abundant number, since it is smaller than the sum of its proper divisors (11675653206).

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

6906125226 is a wasteful number, since it uses less digits than its factorization.

6906125226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2308.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 6906125226 is about 83103.0999782800. The cubic root of 6906125226 is about 1904.3414321683.

The spelling of 6906125226 in words is "six billion, nine hundred six million, one hundred twenty-five thousand, two hundred twenty-six".