2523572 has 6 divisors (see below), whose sum is σ = 4416258. Its totient is φ = 1261784.

The previous prime is 2523569. The next prime is 2523581. The reversal of 2523572 is 2753252.

It can be written as a sum of positive squares in only one way, i.e., 1999396 + 524176 = 1414^2 + 724^2 .

It is a d-powerful number, because it can be written as 2⁴ + 5⁶ + 2⁷ + 3⁹ + 5⁸ + 7³ + 2²¹ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315443 + ... + 315450.

It is an arithmetic number, because the mean of its divisors is an integer number (736043).

2^2523572 is an apocalyptic number.

It is an amenable number.

2523572 is a deficient number, since it is larger than the sum of its proper divisors (1892686).

2523572 is a wasteful number, since it uses less digits than its factorization.

2523572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630897 (or 630895 counting only the distinct ones).

The product of its digits is 4200, while the sum is 26.

The square root of 2523572 is about 1588.5754624820. The cubic root of 2523572 is about 136.1461088340.

The spelling of 2523572 in words is "two million, five hundred twenty-three thousand, five hundred seventy-two".