411491980 has 48 divisors (see below), whose sum is σ = 873905760. Its totient is φ = 162748928.

The previous prime is 411491963. The next prime is 411491999. The reversal of 411491980 is 89194114.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1057626 + ... + 1058014.

It is an arithmetic number, because the mean of its divisors is an integer number (18206370).

Almost surely, 2^411491980 is an apocalyptic number.

It is an amenable number.

411491980 is an abundant number, since it is smaller than the sum of its proper divisors (462413780).

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

411491980 is a wasteful number, since it uses less digits than its factorization.

411491980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858 (or 856 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 411491980 is about 20285.2650956304. The cubic root of 411491980 is about 743.7959199574.

The spelling of 411491980 in words is "four hundred eleven million, four hundred ninety-one thousand, nine hundred eighty".