2529979 has 8 divisors (see below), whose sum is σ = 2599920. Its totient is φ = 2461056.

The previous prime is 2529971. The next prime is 2529997. The reversal of 2529979 is 9799252.

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

It is a cyclic number.

It is not a de Polignac number, because 2529979 - 2³ = 2529971 is a prime.

It is a Duffinian number.

2529979 is a lucky number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (2529971) 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, 7927 + ... + 8239.

It is an arithmetic number, because the mean of its divisors is an integer number (324990).

2^2529979 is an apocalyptic number.

2529979 is a deficient number, since it is larger than the sum of its proper divisors (69941).

2529979 is a wasteful number, since it uses less digits than its factorization.

2529979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509.

The product of its digits is 102060, while the sum is 43.

The square root of 2529979 is about 1590.5907707515. The cubic root of 2529979 is about 136.2612301716.

The spelling of 2529979 in words is "two million, five hundred twenty-nine thousand, nine hundred seventy-nine".