6963138 has 96 divisors (see below), whose sum is σ = 19324800. Its totient is φ = 1819584.

The previous prime is 6963137. The next prime is 6963157. The reversal of 6963138 is 8313696.

It is a happy number.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (6963133) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 63828 + ... + 63936.

It is an arithmetic number, because the mean of its divisors is an integer number (201300).

Almost surely, 2^6963138 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6963138, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9662400).

6963138 is an abundant number, since it is smaller than the sum of its proper divisors (12361662).

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

6963138 is a wasteful number, since it uses less digits than its factorization.

6963138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 134 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 6963138 is about 2638.7758525498. The cubic root of 6963138 is about 190.9567439484.

The spelling of 6963138 in words is "six million, nine hundred sixty-three thousand, one hundred thirty-eight".