252673816 has 32 divisors (see below), whose sum is σ = 487075680. Its totient is φ = 122809600.

The previous prime is 252673793. The next prime is 252673849. The reversal of 252673816 is 618376252.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100770 + ... + 103246.

It is an arithmetic number, because the mean of its divisors is an integer number (15221115).

Almost surely, 2^252673816 is an apocalyptic number.

It is an amenable number.

252673816 is a deficient number, since it is larger than the sum of its proper divisors (234401864).

252673816 is a wasteful number, since it uses less digits than its factorization.

252673816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2835 (or 2831 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 252673816 is about 15895.7169073936. The cubic root of 252673816 is about 632.1984301879.

The spelling of 252673816 in words is "two hundred fifty-two million, six hundred seventy-three thousand, eight hundred sixteen".