6906222237 has 8 divisors (see below), whose sum is σ = 9221286880. Its totient is φ = 4597652880.

The previous prime is 6906222223. The next prime is 6906222247. The reversal of 6906222237 is 7322226096.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6906222237 - 2⁸ = 6906221981 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6906222195 and 6906222204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6906222247) 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, 1621339 + ... + 1625592.

It is an arithmetic number, because the mean of its divisors is an integer number (1152660860).

Almost surely, 2^6906222237 is an apocalyptic number.

It is an amenable number.

6906222237 is a deficient number, since it is larger than the sum of its proper divisors (2315064643).

6906222237 is a wasteful number, since it uses less digits than its factorization.

6906222237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3247643.

The product of its (nonzero) digits is 108864, while the sum is 39.

The square root of 6906222237 is about 83103.6836548176. The cubic root of 6906222237 is about 1904.3503489485.

The spelling of 6906222237 in words is "six billion, nine hundred six million, two hundred twenty-two thousand, two hundred thirty-seven".