411994228 has 24 divisors (see below), whose sum is σ = 735897960. Its totient is φ = 201751680.

The previous prime is 411994207. The next prime is 411994241. The reversal of 411994228 is 822499114.

It can be written as a sum of positive squares in 4 ways, for example, as 15665764 + 396328464 = 3958^2 + 19908^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148938 + ... + 151678.

It is an arithmetic number, because the mean of its divisors is an integer number (30662415).

Almost surely, 2^411994228 is an apocalyptic number.

It is an amenable number.

411994228 is a deficient number, since it is larger than the sum of its proper divisors (323903732).

411994228 is a wasteful number, since it uses less digits than its factorization.

411994228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3507 (or 3505 counting only the distinct ones).

The product of its digits is 41472, while the sum is 40.

The square root of 411994228 is about 20297.6409466716. The cubic root of 411994228 is about 744.0984111739.

The spelling of 411994228 in words is "four hundred eleven million, nine hundred ninety-four thousand, two hundred twenty-eight".