2521254 has 32 divisors (see below), whose sum is σ = 5324256. Its totient is φ = 794880.

The previous prime is 2521249. The next prime is 2521271. The reversal of 2521254 is 4521252.

It is a happy number.

2521254 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 self number, because there is not a number n which added to its sum of digits gives 2521254.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 8964 + ... + 9240.

It is an arithmetic number, because the mean of its divisors is an integer number (166383).

2^2521254 is an apocalyptic number.

2521254 is an abundant number, since it is smaller than the sum of its proper divisors (2803002).

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

2521254 is a wasteful number, since it uses less digits than its factorization.

2521254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360.

The product of its digits is 800, while the sum is 21.

The square root of 2521254 is about 1587.8457103888. The cubic root of 2521254 is about 136.1044108816.

It can be divided in two parts, 2521 and 254, that added together give a triangular number (2775 = T₇₄).

The spelling of 2521254 in words is "two million, five hundred twenty-one thousand, two hundred fifty-four".