2521479 has 8 divisors (see below), whose sum is σ = 3372912. Its totient is φ = 1675520.

The previous prime is 2521469. The next prime is 2521481. The reversal of 2521479 is 9741252.

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 2521479 - 2⁸ = 2521223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132 + ... + 2249.

It is an arithmetic number, because the mean of its divisors is an integer number (421614).

2^2521479 is an apocalyptic number.

2521479 is a deficient number, since it is larger than the sum of its proper divisors (851433).

2521479 is a wasteful number, since it uses less digits than its factorization.

2521479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2737.

The product of its digits is 5040, while the sum is 30.

The square root of 2521479 is about 1587.9165595207. The cubic root of 2521479 is about 136.1084594729.

The spelling of 2521479 in words is "two million, five hundred twenty-one thousand, four hundred seventy-nine".