252772342 has 8 divisors (see below), whose sum is σ = 379362456. Its totient is φ = 126318192.

The previous prime is 252772327. The next prime is 252772367. The reversal of 252772342 is 243277252.

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

It is a super-3 number, since 3×252772342³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 252772298 and 252772307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29208 + ... + 36859.

It is an arithmetic number, because the mean of its divisors is an integer number (47420307).

Almost surely, 2^252772342 is an apocalyptic number.

252772342 is a deficient number, since it is larger than the sum of its proper divisors (126590114).

252772342 is a wasteful number, since it uses less digits than its factorization.

252772342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67982.

The product of its digits is 47040, while the sum is 34.

The square root of 252772342 is about 15898.8157420608. The cubic root of 252772342 is about 632.2805913040.

The spelling of 252772342 in words is "two hundred fifty-two million, seven hundred seventy-two thousand, three hundred forty-two".