406048818 has 32 divisors (see below), whose sum is σ = 943332480. Its totient is φ = 114111360.

The previous prime is 406048817. The next prime is 406048873. The reversal of 406048818 is 818840604.

It is not an unprimeable number, because it can be changed into a prime (406048817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76683 + ... + 81806.

It is an arithmetic number, because the mean of its divisors is an integer number (29479140).

Almost surely, 2^406048818 is an apocalyptic number.

406048818 is an abundant number, since it is smaller than the sum of its proper divisors (537283662).

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

406048818 is a wasteful number, since it uses less digits than its factorization.

406048818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158562.

The product of its (nonzero) digits is 49152, while the sum is 39.

The square root of 406048818 is about 20150.6530415270. The cubic root of 406048818 is about 740.5017403235.

The spelling of 406048818 in words is "four hundred six million, forty-eight thousand, eight hundred eighteen".