2601506 has 8 divisors (see below), whose sum is σ = 3912300. Its totient is φ = 1297408.

The previous prime is 2601481. The next prime is 2601509. The reversal of 2601506 is 6051062.

It can be written as a sum of positive squares in 2 ways, for example, as 2531281 + 70225 = 1591^2 + 265^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2601509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 551 + ... + 2346.

2^2601506 is an apocalyptic number.

2601506 is a deficient number, since it is larger than the sum of its proper divisors (1310794).

2601506 is a wasteful number, since it uses less digits than its factorization.

2601506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3348.

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

The square root of 2601506 is about 1612.9184728312. The cubic root of 2601506 is about 137.5334309896.

Adding to 2601506 its reverse (6051062), we get a palindrome (8652568).

The spelling of 2601506 in words is "two million, six hundred one thousand, five hundred six".