412013778 has 16 divisors (see below), whose sum is σ = 898939296. Its totient is φ = 124852640.

The previous prime is 412013731. The next prime is 412013783. The reversal of 412013778 is 877310214.

It is a happy number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 3121251 + ... + 3121382.

It is an arithmetic number, because the mean of its divisors is an integer number (56183706).

Almost surely, 2^412013778 is an apocalyptic number.

412013778 is an abundant number, since it is smaller than the sum of its proper divisors (486925518).

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

412013778 is a wasteful number, since it uses less digits than its factorization.

412013778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6242649.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 412013778 is about 20298.1225240168. The cubic root of 412013778 is about 744.1101806704.

The spelling of 412013778 in words is "four hundred twelve million, thirteen thousand, seven hundred seventy-eight".