2521674 has 24 divisors (see below), whose sum is σ = 5702112. Its totient is φ = 803880.

The previous prime is 2521643. The next prime is 2521681. The reversal of 2521674 is 4761252.

2521674 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2632 + ... + 3459.

It is an arithmetic number, because the mean of its divisors is an integer number (237588).

2^2521674 is an apocalyptic number.

2521674 is an abundant number, since it is smaller than the sum of its proper divisors (3180438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2521674 is a wasteful number, since it uses less digits than its factorization.

2521674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6122 (or 6119 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 2521674 is about 1587.9779595448. The cubic root of 2521674 is about 136.1119680573. Note that the first 3 decimals are identical.

The spelling of 2521674 in words is "two million, five hundred twenty-one thousand, six hundred seventy-four".