252607438 has 8 divisors (see below), whose sum is σ = 385333560. Its totient is φ = 124162920.

The previous prime is 252607427. The next prime is 252607441. The reversal of 252607438 is 834706252.

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

It is a junction number, because it is equal to n+sod(n) for n = 252607397 and 252607406.

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, 1070253 + ... + 1070488.

It is an arithmetic number, because the mean of its divisors is an integer number (48166695).

Almost surely, 2^252607438 is an apocalyptic number.

252607438 is a deficient number, since it is larger than the sum of its proper divisors (132726122).

252607438 is a wasteful number, since it uses less digits than its factorization.

252607438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140802.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 252607438 is about 15893.6288493220. The cubic root of 252607438 is about 632.1430653394.

The spelling of 252607438 in words is "two hundred fifty-two million, six hundred seven thousand, four hundred thirty-eight".