252438334 has 8 divisors (see below), whose sum is σ = 378844200. Its totient is φ = 126156936.

The previous prime is 252438293. The next prime is 252438371. The reversal of 252438334 is 433834252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×252438334² = 127450224945391112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 252438334.

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, 25869 + ... + 34264.

It is an arithmetic number, because the mean of its divisors is an integer number (47355525).

Almost surely, 2^252438334 is an apocalyptic number.

252438334 is a deficient number, since it is larger than the sum of its proper divisors (126405866).

252438334 is a wasteful number, since it uses less digits than its factorization.

252438334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62234.

The product of its digits is 69120, while the sum is 34.

The square root of 252438334 is about 15888.3080911719. The cubic root of 252438334 is about 632.0019745038.

The spelling of 252438334 in words is "two hundred fifty-two million, four hundred thirty-eight thousand, three hundred thirty-four".