411820990 has 24 divisors (see below), whose sum is σ = 862303752. Its totient is φ = 141195600.

The previous prime is 411820987. The next prime is 411821009. The reversal of 411820990 is 99028114.

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 11 ways as a sum of consecutive naturals, for example, 419736 + ... + 420715.

It is an arithmetic number, because the mean of its divisors is an integer number (35929323).

Almost surely, 2^411820990 is an apocalyptic number.

411820990 is an abundant number, since it is smaller than the sum of its proper divisors (450482762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

411820990 is a wasteful number, since it uses less digits than its factorization.

411820990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840472 (or 840465 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 411820990 is about 20293.3730562467. The cubic root of 411820990 is about 743.9941021134.

The spelling of 411820990 in words is "four hundred eleven million, eight hundred twenty thousand, nine hundred ninety".