253242452 has 6 divisors (see below), whose sum is σ = 443174298. Its totient is φ = 126621224.

The previous prime is 253242449. The next prime is 253242461. The reversal of 253242452 is 254242352.

253242452 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 133033156 + 120209296 = 11534^2 + 10964^2 .

253242452 is strictly pandigital in base 9.

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, 31655303 + ... + 31655310.

It is an arithmetic number, because the mean of its divisors is an integer number (73862383).

Almost surely, 2^253242452 is an apocalyptic number.

It is an amenable number.

253242452 is a deficient number, since it is larger than the sum of its proper divisors (189931846).

253242452 is a wasteful number, since it uses less digits than its factorization.

253242452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63310617 (or 63310615 counting only the distinct ones).

The product of its digits is 19200, while the sum is 29.

The square root of 253242452 is about 15913.5933088665. The cubic root of 253242452 is about 632.6723237026.

The spelling of 253242452 in words is "two hundred fifty-three million, two hundred forty-two thousand, four hundred fifty-two".