253542452 has 12 divisors (see below), whose sum is σ = 443816100. Its totient is φ = 126737856.

The previous prime is 253542449. The next prime is 253542461. The reversal of 253542452 is 254245352.

It can be written as a sum of positive squares in 2 ways, for example, as 69288976 + 184253476 = 8324^2 + 13574^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17978 + ... + 28814.

It is an arithmetic number, because the mean of its divisors is an integer number (36984675).

Almost surely, 2^253542452 is an apocalyptic number.

It is an amenable number.

253542452 is a deficient number, since it is larger than the sum of its proper divisors (190273648).

253542452 is a wasteful number, since it uses less digits than its factorization.

253542452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16690 (or 16688 counting only the distinct ones).

The product of its digits is 48000, while the sum is 32.

The square root of 253542452 is about 15923.0164227762. The cubic root of 253542452 is about 632.9220538147.

The spelling of 253542452 in words is "two hundred fifty-three million, five hundred forty-two thousand, four hundred fifty-two".