6961530 has 16 divisors (see below), whose sum is σ = 16707744. Its totient is φ = 1856400.

The previous prime is 6961529. The next prime is 6961531. The reversal of 6961530 is 351696.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6961529) and next prime (6961531).

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 232051 = 6961530 / (6 + 9 + 6 + 1 + 5 + 3 + 0).

It is not an unprimeable number, because it can be changed into a prime (6961531) 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 7 ways as a sum of consecutive naturals, for example, 115996 + ... + 116055.

It is an arithmetic number, because the mean of its divisors is an integer number (1044234).

Almost surely, 2^6961530 is an apocalyptic number.

6961530 is an abundant number, since it is smaller than the sum of its proper divisors (9746214).

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

6961530 is a wasteful number, since it uses less digits than its factorization.

6961530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232061.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 6961530 is about 2638.4711482220. The cubic root of 6961530 is about 190.9420435799.

The spelling of 6961530 in words is "six million, nine hundred sixty-one thousand, five hundred thirty".