2501606 has 8 divisors (see below), whose sum is σ = 3759264. Its totient is φ = 1248520.

The previous prime is 2501599. The next prime is 2501623. The reversal of 2501606 is 6061052.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1136 + ... + 2508.

It is an arithmetic number, because the mean of its divisors is an integer number (469908).

2^2501606 is an apocalyptic number.

2501606 is a deficient number, since it is larger than the sum of its proper divisors (1257658).

2501606 is a wasteful number, since it uses less digits than its factorization.

2501606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2501606 is about 1581.6466103400. The cubic root of 2501606 is about 135.7499369734.

Adding to 2501606 its reverse (6061052), we get a palindrome (8562658).

The spelling of 2501606 in words is "two million, five hundred one thousand, six hundred six".