6915422 has 8 divisors (see below), whose sum is σ = 10407216. Its totient is φ = 3446352.

The previous prime is 6915407. The next prime is 6915431. The reversal of 6915422 is 2245196.

It is a happy number.

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

It is a super-2 number, since 2×6915422² = 95646122876168, 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, 4898 + ... + 6149.

It is an arithmetic number, because the mean of its divisors is an integer number (1300902).

Almost surely, 2^6915422 is an apocalyptic number.

6915422 is a deficient number, since it is larger than the sum of its proper divisors (3491794).

6915422 is a wasteful number, since it uses less digits than its factorization.

6915422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11362.

The product of its digits is 4320, while the sum is 29.

The square root of 6915422 is about 2629.7189963949. The cubic root of 6915422 is about 190.5195567351.

It can be divided in two parts, 6915 and 422, that added together give a palindrome (7337).

The spelling of 6915422 in words is "six million, nine hundred fifteen thousand, four hundred twenty-two".