2466521 has 4 divisors (see below), whose sum is σ = 2491044. Its totient is φ = 2442000.

The previous prime is 2466517. The next prime is 2466533. The reversal of 2466521 is 1256642.

2466521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1000000 + 1466521 = 1000^2 + 1211^2 .

It is a cyclic number.

It is not a de Polignac number, because 2466521 - 2² = 2466517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2466571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12110 + ... + 12311.

It is an arithmetic number, because the mean of its divisors is an integer number (622761).

2^2466521 is an apocalyptic number.

It is an amenable number.

2466521 is a deficient number, since it is larger than the sum of its proper divisors (24523).

2466521 is a wasteful number, since it uses less digits than its factorization.

2466521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24522.

The product of its digits is 2880, while the sum is 26.

The square root of 2466521 is about 1570.5161571916. The cubic root of 2466521 is about 135.1123162238.

The spelling of 2466521 in words is "two million, four hundred sixty-six thousand, five hundred twenty-one".