2602406 has 8 divisors (see below), whose sum is σ = 3977424. Its totient is φ = 1276600.

The previous prime is 2602399. The next prime is 2602417. The reversal of 2602406 is 6042062.

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

It is a Curzon number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 12170 + ... + 12381.

It is an arithmetic number, because the mean of its divisors is an integer number (497178).

2^2602406 is an apocalyptic number.

2602406 is a deficient number, since it is larger than the sum of its proper divisors (1375018).

2602406 is a wasteful number, since it uses less digits than its factorization.

2602406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24606.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2602406 is about 1613.1974460679. The cubic root of 2602406 is about 137.5492892164.

Adding to 2602406 its reverse (6042062), we get a palindrome (8644468).

The spelling of 2602406 in words is "two million, six hundred two thousand, four hundred six".