248521852 has 6 divisors (see below), whose sum is σ = 434913248. Its totient is φ = 124260924.

The previous prime is 248521849. The next prime is 248521879. The reversal of 248521852 is 258125842.

It is a super-2 number, since 2×248521852² = 123526221843019808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31065228 + ... + 31065235.

Almost surely, 2^248521852 is an apocalyptic number.

It is an amenable number.

248521852 is a deficient number, since it is larger than the sum of its proper divisors (186391396).

248521852 is a wasteful number, since it uses less digits than its factorization.

248521852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62130467 (or 62130465 counting only the distinct ones).

The product of its digits is 51200, while the sum is 37.

The square root of 248521852 is about 15764.5758585507. The cubic root of 248521852 is about 628.7165033991.

The spelling of 248521852 in words is "two hundred forty-eight million, five hundred twenty-one thousand, eight hundred fifty-two".