252043450 has 48 divisors (see below), whose sum is σ = 478987200. Its totient is φ = 98651520.

The previous prime is 252043439. The next prime is 252043459. The reversal of 252043450 is 54340252.

252043450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (252043459) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 726177 + ... + 726523.

It is an arithmetic number, because the mean of its divisors is an integer number (9978900).

Almost surely, 2^252043450 is an apocalyptic number.

252043450 is a deficient number, since it is larger than the sum of its proper divisors (226943750).

252043450 is a wasteful number, since it uses less digits than its factorization.

252043450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 252043450 is about 15875.8763537639. The cubic root of 252043450 is about 631.6722600372.

The spelling of 252043450 in words is "two hundred fifty-two million, forty-three thousand, four hundred fifty".