6997914 has 144 divisors (see below), whose sum is σ = 20913984. Its totient is φ = 1710720.

The previous prime is 6997901. The next prime is 6997927. The reversal of 6997914 is 4197996.

It is an interprime number because it is at equal distance from previous prime (6997901) and next prime (6997927).

Its product of digits (122472) is a multiple of the sum of its prime factors (63).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6997914.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 411634 + ... + 411650.

It is an arithmetic number, because the mean of its divisors is an integer number (145236).

Almost surely, 2^6997914 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6997914, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10456992).

6997914 is an abundant number, since it is smaller than the sum of its proper divisors (13916070).

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

6997914 is a wasteful number, since it uses less digits than its factorization.

6997914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63 (or 40 counting only the distinct ones).

The product of its digits is 122472, while the sum is 45.

The square root of 6997914 is about 2645.3570647457. The cubic root of 6997914 is about 191.2741146063.

The spelling of 6997914 in words is "six million, nine hundred ninety-seven thousand, nine hundred fourteen".