411991252 has 6 divisors (see below), whose sum is σ = 720984698. Its totient is φ = 205995624.

The previous prime is 411991219. The next prime is 411991267. The reversal of 411991252 is 252199114.

It can be written as a sum of positive squares in only one way, i.e., 334304656 + 77686596 = 18284^2 + 8814^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51498903 + ... + 51498910.

Almost surely, 2^411991252 is an apocalyptic number.

It is an amenable number.

411991252 is a deficient number, since it is larger than the sum of its proper divisors (308993446).

411991252 is a wasteful number, since it uses less digits than its factorization.

411991252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102997817 (or 102997815 counting only the distinct ones).

The product of its digits is 6480, while the sum is 34.

The square root of 411991252 is about 20297.5676375274. The cubic root of 411991252 is about 744.0966195289.

The spelling of 411991252 in words is "four hundred eleven million, nine hundred ninety-one thousand, two hundred fifty-two".