2968531 has 2 divisors, whose sum is σ = 2968532.
Its totient is φ = 2968530.
The previous prime is 2968519. The next prime is 2968549. The reversal of 2968531 is 1358692.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2968531 - 29 = 2968019 is a prime.
It is a super-2 number, since 2×29685312 = 17624352595922, which contains 22 as substring.
2968531 is a lucky number.
It is not a weakly prime, because it can be changed into another prime (2968631) 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 as a sum of consecutive naturals, namely, 1484265 + 1484266.
It is an arithmetic number, because the mean of its divisors is an integer number (1484266).
22968531 is an apocalyptic number.
2968531 is a deficient number, since it is larger than the sum of its proper divisors (1).
2968531 is an equidigital number, since it uses as much as digits as its factorization.
2968531 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 12960, while the sum is 34.
The square root of 2968531 is about 1722.9425411197.
The cubic root of 2968531 is about 143.7188928279.
The spelling of 2968531 in words is "two million, nine hundred sixty-eight thousand, five hundred thirty-one".