2521276 has 6 divisors (see below), whose sum is σ = 4412240. Its totient is φ = 1260636.

The previous prime is 2521273. The next prime is 2521297. The reversal of 2521276 is 6721252.

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 2521276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315156 + ... + 315163.

2^2521276 is an apocalyptic number.

It is an amenable number.

2521276 is a deficient number, since it is larger than the sum of its proper divisors (1890964).

2521276 is a wasteful number, since it uses less digits than its factorization.

2521276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630323 (or 630321 counting only the distinct ones).

The product of its digits is 1680, while the sum is 25.

The square root of 2521276 is about 1587.8526379989. The cubic root of 2521276 is about 136.1048067544.

The spelling of 2521276 in words is "two million, five hundred twenty-one thousand, two hundred seventy-six".