411240778 has 16 divisors (see below), whose sum is σ = 703389960. Its totient is φ = 178638336.

The previous prime is 411240773. The next prime is 411240779. The reversal of 411240778 is 877042114.

It can be written as a sum of positive squares in 4 ways, for example, as 344213809 + 67026969 = 18553^2 + 8187^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (411240773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 464763 + ... + 465646.

Almost surely, 2^411240778 is an apocalyptic number.

411240778 is a deficient number, since it is larger than the sum of its proper divisors (292149182).

411240778 is a wasteful number, since it uses less digits than its factorization.

411240778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930441.

The product of its (nonzero) digits is 12544, while the sum is 34.

The square root of 411240778 is about 20279.0724146841. The cubic root of 411240778 is about 743.6445350256.

The spelling of 411240778 in words is "four hundred eleven million, two hundred forty thousand, seven hundred seventy-eight".